# ITAR-Compliant Defense Machining: Meaning and How To Verify

> Precision Advanced Manufacturing delivers ITAR-compliant defense machining. Learn what compliance requires and how to verify a supplier.

**Published:** 2026-09-22 | **Updated:** 2026-10-02 | **Author:** precision
**URL:** https://precisionam.com/articles/defense/itar-compliance-defense-machining-guide/
**Type:** post

**Categories:** Defense

![ITAR-Compliant Defense Machining: Meaning and How To Verify](https://blog.precisionam.com/wp-content/uploads/sites/56/2026/09/1789317857481-87e321c2d457-1024x572.webp)

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## Content

## Key Takeaways For Defense Procurement Teams

- ITAR-compliant defense machining requires DDTC registration, a documented Technology Control Plan, U.S.-person-only access to controlled technical data and five-year record retention.
- Operational systems must segregate data, screen visitors and enforce role-based access controls to prevent deemed-export violations.
- Procurement teams can verify suppliers through DDTC registration checks, TCP review, citizenship verification, material traceability and AS9100D/ISO 9001 certification confirmation.
- Common violations often arise from unauthorized access by non-U.S. persons, improper data storage, inadequate recordkeeping and unescorted foreign visitors.
- [Precision Advanced Manufacturing operates ITAR-registered](https://precisionam.com/request-a-quote/?utm_source=ai-growht-agent&utm_term=itar-compliance-defense-machining-guide), AS9100D and ISO 9001:2015-certified defense machining facilities that deliver full traceability and audit-ready documentation, and connects procurement teams directly with its defense machining group.

## What ITAR-Compliant Defense Machining Actually Means

The International Traffic in Arms Regulations (ITAR), codified at [22 CFR Parts 120–130](https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M), are [administered by the U.S. Department of State’s DDTC under the Arms Export Control Act](https://carbon.ms/learn/itar-compliance-for-manufacturers). ITAR controls the manufacture, export and transfer of defense articles, defense services and related technical data listed on the [United States Munitions List (USML)](https://www.pmddtc.state.gov/ddtc_public/ddtc_public?id=ddtc_kb_article_page&sys_id=24d528fddbfc930044f9ff621f961987). [Any U.S. company that manufactures a USML-controlled component must register with DDTC, even if it never physically exports anything](https://uprite.com/it-compliance-dfw-manufacturers).

ITAR-compliant defense machining turns that legal framework into daily shop-floor controls. On the shop floor, ITAR-compliant defense machining requires:

- Restricting access to controlled technical data, including drawings, CAD files and process specifications, to U.S. persons as defined under [22 CFR § 120.62](https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62)
- Maintaining a documented Technology Control Plan (TCP) that defines who can access controlled data, how it is stored and transmitted and how violations are identified
- Physically and digitally segregating controlled technical data from general business systems
- Retaining all transaction records for a minimum of five years under [22 CFR § 122.5](https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-122/section-122.5)
- Screening visitors and employees against U.S. government restricted-party lists before granting access

Precision Advanced Manufacturing embeds these controls into its certified quality systems so defense programs receive consistent, documented compliance.

## ITAR Registration And ITAR Compliance In Daily Operations

ITAR registration is a status with DDTC, [obtained by filing Form DS-2032 through the](https://cmmccompliance.us/itar-registration-101-what-you-need-to-know) [Defense Export Control and Compliance System (DECCS)](https://www.deccs.state.gov/) portal. Registration places a company on record as subject to ITAR and serves as a prerequisite for seeking export authority. Registration alone does not authorize any export or prove that a functioning compliance system exists.

ITAR compliance functions as an ongoing operational capability that governs daily work. A compliant machine shop controls several core areas:

- **Who accesses drawings and CAD data.** Only U.S. persons, defined as [U.S. citizens, lawful permanent residents and protected individuals under 8 U.S.C. § 1324b(a)(3)](https://casrai.org/guides/us-person-status-foreign-national-access), may access controlled technical data without a specific export license. [Foreign nationals on temporary visas, including H-1B and F-1 holders, count as non-U.S. persons regardless of tenure or role](https://casrai.org/guides/us-person-status-foreign-national-access).
- **How digital networks are segregated.** ITAR-controlled data must reside on systems with role-based access controls and U.S.-only data residency. ITAR-controlled data stored in cloud environments may rely on an [encryption carve-out under 22 CFR § 120.50](https://carlbjohnson.com/blog/itar-cloud-compliance). That carve-out requires FIPS 140-2 validated cryptographic modules with U.S.-person-controlled keys. ITAR itself is performance-based and does not prescribe one encryption standard for all deployments. Standard commercial cloud tiers typically require specific configuration to satisfy these requirements.
- **How visitors are managed.** [Foreign nationals must be screened against the OFAC SDN list, BIS Entity List and DDTC Debarred Parties List before arriving on site](https://securepointusa.com/resources/whitepapers/itar-visitor-screening). [They must be escorted at all times in ITAR-controlled areas under](https://securepointusa.com/resources/whitepapers/itar-visitor-screening) [22 CFR § 126.18](https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-126/section-126.18). Facilities must retain access and escort records.
- **How records are retained.** Transaction records, visitor logs and technical data access documentation must be maintained for at least five years and remain producible on request. Later sections reference this requirement as the five-year retention rule.

Procurement teams benefit from suppliers that demonstrate a working compliance system alongside registration. A DDTC registration number is verifiable in minutes, while an auditable compliance system takes months to build and years to maintain. Precision Advanced Manufacturing maintains ITAR-compliant systems backed by a current registration certificate and supports program-specific compliance reviews with its team.

## Key ITAR Compliance Requirements For Defense Machining Suppliers

A machine shop building or maintaining an ITAR compliance program can use the following steps as a practical roadmap:

1. **Register with DDTC.** File Form DS-2032 through DECCS and designate an [Empowered Official under 22 CFR § 120.67](https://tglobeconsultants.com/itar-certification-guide), a U.S. person directly employed by the company with authority to certify compliance on license applications.
2. **Classify parts and technical data against the USML.** Determine whether components and associated drawings, specifications and process data fall under one or more of [the USML’s 21 categories](https://cyberhaven.com/infosec-essentials/itar-compliance). Request a commodity jurisdiction determination from DDTC when classification remains uncertain.
3. **Implement a Technology Control Plan.** The TCP must name every individual authorized to access controlled data by name and citizenship status, define physical and IT security measures, specify visitor escort and screening procedures and establish a review cycle.
4. **Restrict access to U.S. persons only.** Verify citizenship or permanent-resident status for every employee and contractor before granting access to controlled systems. Revalidate status when roles change or contracts end.
5. **Segregate controlled data physically and digitally.** ITAR-controlled drawings, routings and quality records must be identifiable, marked and separated from non-controlled data. Role-based permissions must enforce access instead of general network access.
6. **Maintain traceability and record retention.** Material traceability requires an unbroken documentation chain from raw stock through every manufacturing operation to the finished-part certificate of conformance. All records must follow the five-year retention rule described above.
7. **Train personnel and prepare for audits.** Role-specific training must be documented. All staff require annual training. Export and technical staff require training on classification, licensing and recordkeeping. Training records serve as evidence of good-faith compliance in enforcement proceedings.

[AS9100D, ISO 9001 and ITAR form core quality and compliance requirements for defense machining](https://goscpm.com/post/aerospace-precision-machining-as9100-itar-demands), with CMMC and NIST SP 800-171 often required as an additional layer when handling Controlled Unclassified Information. Precision Advanced Manufacturing aligns its operations with these standards and supports program teams that need to review certifications and documentation in detail.

![A CMM touch probe measuring a machined aluminum bracket.](https://cdn.aigrowthmarketer.co/1785164194032-a09872ce26c4.webp)**Every critical dimension is verified — CMM inspection and AS9100D-controlled quality workflows produce first-article and in-process data you can trace to each part.**

## Common ITAR Violations In Machining And How To Avoid Them

Common ITAR violations in machining often arise from process gaps rather than deliberate export schemes. [Analysis of DDTC enforcement patterns](https://itarconsultant.us/blog/itar-penalty-history-major-enforcement-actions-settlement-amounts) identifies unauthorized deemed exports, recordkeeping failures and unauthorized re-transfers as leading violation categories in published consent agreements.

**Unauthorized access by non-U.S. persons.** Under [22 CFR § 120.50](https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/section-120.50), [releasing controlled technical data to a foreign national inside the United States is treated as an export to that person’s home country](https://gingercontrol.com/blog/deemed-export-technology-transfer-program-manufacturers). A verbal briefing, a shared folder or visual access to a controlled drawing all qualify. The practical safeguard is to verify U.S. person status before granting any system or physical access to controlled data.

**Improper storage or transmission of technical data.** Toolpaths and controlled drawings stored on cloud servers accessible to non-U.S. persons, or transmitted via unencrypted email, create deemed export exposure. Because a shared folder counts as a release, the fix is to keep controlled data on U.S.-only, access-controlled systems with FIPS 140-2 validated encryption and customer-managed keys.

**Inadequate recordkeeping.** [22 CFR § 122.5](https://securepointusa.com/resources/whitepapers/itar-visitor-screening) requires companies to maintain records for five years documenting what was authorized, who it was authorized for and when. Penalties can apply even when no proven unauthorized transfer occurred. A structured document control system that captures and retains all access and transfer records addresses this risk.

**Unescorted visitors.** A foreign visitor who enters a controlled zone without escort and without an audit trail can trigger multiple separate ITAR violations. Facilities reduce this exposure by enforcing escort requirements at the facility level and maintaining immutable visitor logs.

**Uncontrolled digital networks.** ERP systems, shared drives and collaboration platforms accessible to non-U.S. persons, including IT support staff or offshore development teams, create exposure. Segmenting ITAR-controlled systems from general business networks and auditing access permissions regularly keeps this risk in check.

Precision Advanced Manufacturing builds these safeguards into every production step with documented processes and traceability designed to withstand customer and government audits.

## How To Verify A Supplier’s ITAR Compliance

Procurement and supplier quality teams can use the following verification checklist when evaluating an ITAR-compliant CNC machining supplier:

- **Request DDTC registration confirmation.** Registration status is verifiable through DDTC’s public database. Confirm the registration is current and covers the relevant USML categories.
- **Ask for the Technology Control Plan.** A compliant supplier maintains a documented TCP. Lack of a TCP or reluctance to share it signals a significant concern.
- **Review U.S. person access controls.** Ask how the supplier verifies citizenship or permanent-resident status for employees and contractors with access to controlled data. Request an explanation of how foreign nationals are managed on the shop floor.
- **Request material certifications and inspection reports.** Full traceability from raw stock to finished part, including mill certifications, material test reports and CMM inspection data, represents a baseline expectation for defense programs.
- **Confirm AS9100D and ISO 9001 registration.** Verify that the AS9100D certificate scope explicitly covers CNC machining and assembly of aerospace and defense components. Certificates are verifiable through the IAQG OASIS database.
- **Ask how technical data is stored and transmitted.** A compliant supplier can describe its data segregation architecture, encryption standards and access logging practices with specificity.

Red flags include reluctance to share documentation, vague answers about data handling, no formal Technology Control Plan and inconsistent or incomplete traceability records. Precision Advanced Manufacturing provides complete documentation, inspection reporting and material certifications to support supplier verification conversations with defense programs.

ITAR is not the only framework defense programs must satisfy. CMMC and NIST SP 800-171 add a cybersecurity layer that often overlaps with ITAR obligations.

## ITAR, CMMC And NIST SP 800-171 In Defense Machining Programs

Defense machining programs increasingly require fluency across three overlapping frameworks, and understanding how they interact reduces compliance risk for procurement teams and suppliers.

ITAR governs access to defense articles and technical data on the USML. It is administered by the State Department’s DDTC and requires DDTC registration, U.S. person access restrictions, export licensing and a documented Technology Control Plan. [ITAR applies to any manufacturer producing USML-controlled components, regardless of whether a DoD contract is held directly](https://carbon.ms/learn/itar-compliance-for-manufacturers).

CMMC (Cybersecurity Maturity Model Certification) and [NIST SP 800-171](https://csrc.nist.gov/publications/detail/sp/800-171/rev-2/final) govern cybersecurity for Controlled Unclassified Information on DoD contracts. They are administered by the Department of Defense and [require implementation of 110 security controls covering access control, encryption, audit logging and incident response](https://noxmetals.co/blog/machine-shop-certifications-guide). ITAR-controlled technical data is frequently also classified as CUI, so the same drawings or specifications can require both ITAR access controls and the full NIST SP 800-171 control set.

The two regimes address different risks and are enforced by different agencies. Satisfying one framework does not discharge obligations under the other. Implementing NIST SP 800-171 controls for CMMC covers much of ITAR’s cybersecurity requirements simultaneously. ITAR’s U.S.-person-only access restrictions and export control obligations still require additional controls beyond what CMMC mandates. Defense machining suppliers increasingly need to demonstrate operational fluency across all three frameworks to remain competitive in the defense supply chain.

Precision Advanced Manufacturing’s certified quality systems and ITAR-registered operations provide a documented foundation for defense programs with layered compliance requirements.

## Why Precision Advanced Manufacturing For ITAR-Compliant Defense Machining

Precision Advanced Manufacturing serves defense machining programs that require mission-critical reliability, full traceability and auditable compliance documentation.

![A machined metal part fixtured inside a CNC machining center.](https://cdn.aigrowthmarketer.co/1785163886671-8f5217244f88.webp)**Mission-critical components leave no room for deviation. Multi-axis CNC machining holds tight tolerances part after part, with full material traceability behind every feature.**

The company operates under AS9100D, ISO 9001:2015 and ITAR-registered systems from two specialized facilities in California and Texas. Every production step follows defined quality checkpoints, material traceability and complete documentation aligned with aerospace and defense quality standards. Capabilities include advanced multi-axis CNC machining, precision sheet metal fabrication, specialty welding with thermal distortion control, integrated finishing, kitting and hardware installation. These services sit under one roof to reduce handoffs and strengthen production control.

![A precision machine shop floor with CNC equipment and work cells.](https://cdn.aigrowthmarketer.co/1785163904437-77d81f3f11f5.webp)**Advanced manufacturing under one roof — a climate-stable, AS9100D-run shop floor where multi-axis CNC, turning, and fabrication cells work prototype-to-full-rate volumes.**

Precision Advanced Manufacturing supports both prototype and full-rate production programs. The scalable production platform allows programs to move from initial prototype to sustained, multi-shift manufacturing without supplier changes or operational disruption. Engineering support and manufacturability input are available from the outset to refine designs and improve production efficiency.

![A five-axis CNC head machining a round metal workpiece.](https://cdn.aigrowthmarketer.co/1785163943949-293d9b0cce58.webp)**Five-axis machining reaches complex geometries in a single setup — fewer fixtures, tighter true position, and the repeatability aerospace and defense programs demand.**

Defense procurement teams gain mission-critical components that meet exact specifications, complete documentation for audits and a supplier whose compliance system aligns with program requirements. The company connects program stakeholders directly with experts who can provide tailored quotes and documentation packages.

![An array of small precision-machined metal components.](https://cdn.aigrowthmarketer.co/1785164158710-5382f6e5c16d.webp)**From a single bracket to a full build package, precision-machined components are inspected to print and delivered with the documentation mission-critical programs require.**

## Frequently Asked Questions About ITAR-Compliant Machining

### What Is A Defense Service Under ITAR?

Under ITAR, a defense service is the furnishing of assistance, including training, to a foreign person in the design, development, engineering, manufacture, production, assembly, testing, repair, maintenance, modification, operation, demilitarization, destruction, processing or use of a defense article. It also includes providing technical data to a foreign person. A machine shop that shares process specifications, manufacturing know-how or engineering support with a foreign person in connection with a USML-controlled item may be furnishing a defense service, even when no physical article is exported.

### How Much Does ITAR Compliance Cost For A Machine Shop?

Costs vary by size, complexity and export activity. [DDTC registration carries an annual fee structured in tiers based on export-license activity](https://cmmccompliance.us/itar-registration-101-what-you-need-to-know). Beyond registration, first-year costs center on building the compliance system itself. USML classification review and Technology Control Plan development come first, since every later control depends on knowing what data is controlled.

Empowered Official designation and training, a recordkeeping and document control system and company-wide employee training typically follow. Many shops also engage outside counsel or consulting support during the initial buildout. Year-two costs are generally lower once the program infrastructure is in place. Ongoing maintenance, including annual training refreshers, periodic classification reviews and recordkeeping upkeep, remains a permanent obligation.

A functioning compliance program costs far less than an enforcement action. Penalties can include civil fines per violation, consent agreements, external monitorship and debarment from defense contracting.

### What Is The Difference Between An ITAR-Registered And An ITAR-Compliant Machining Supplier?

An ITAR-registered supplier has filed Form DS-2032 with DDTC and received a registration number. Registration serves as a prerequisite for manufacturing USML-controlled components and for applying for export licenses. An ITAR-compliant supplier operates an ongoing system that governs who can access controlled technical data, how that data is stored and transmitted, how visitors are screened and escorted, how records are retained and how personnel are trained.

As described earlier, registration functions as a status while compliance functions as an operational capability. Procurement teams can verify both by confirming registration through DDTC’s public database, then requesting the Technology Control Plan, access control documentation and traceability records to assess whether a functioning compliance system exists.

### Can A Machine Shop With Foreign-Born Employees Be ITAR Compliant?

ITAR’s access restrictions are based on immigration status and legal definition of U.S. person. [U.S. citizens, lawful permanent residents and protected individuals under 8 U.S.C. § 1324b(a)(3)](https://casrai.org/guides/us-person-status-foreign-national-access), including certain asylees and refugees, qualify as U.S. persons and may access controlled technical data without a separate export license. [Foreign nationals on temporary visas, including H-1B, L-1, O-1, F-1 and TN holders, count as non-U.S. persons regardless of tenure or role](https://casrai.org/guides/us-person-status-foreign-national-access).

A machine shop with foreign-born employees who hold lawful permanent resident status can operate in full alignment with ITAR. A shop with foreign national employees on temporary visas must either restrict those employees from accessing controlled technical data or obtain the appropriate export authorization from DDTC before granting access. The key requirement is that the shop documents its U.S. person determinations, enforces access controls accordingly and maintains those records.

### How Do Supplier Transitions Work For ITAR-Controlled Programs?

Supplier transitions for ITAR-controlled programs depend on complete documentation and careful onboarding. Precision Advanced Manufacturing supports transitions by providing full documentation, material traceability and engineering support to maintain continuity. The team can begin with pilot builds or validation runs to reduce risk while integrating into existing supply chains.

Full inspection reporting, material certifications and AS9100D-compliant quality records accompany every program. Customer quality teams receive the documentation needed to qualify a new supplier while protecting program timelines and compliance obligations.

## Conclusion And Next Steps For Defense Programs

ITAR registration functions as a prerequisite, and compliance functions as the operational system that governs controlled technical data. Layered on top, CMMC and NIST SP 800-171 add cybersecurity obligations for programs handling Controlled Unclassified Information. The verification checklist, including DDTC registration confirmation, Technology Control Plan review, U.S. person access controls, material certifications, AS9100D and ISO 9001 registration and data handling practices, gives procurement teams a practical framework for distinguishing suppliers with a certificate from suppliers with a functioning compliance system.

For defense machining programs that require mission-critical reliability and auditable compliance, Precision Advanced Manufacturing provides ITAR-registered operations, AS9100D and ISO 9001:2015 certified quality systems, full traceability and complete documentation from prototype through full-rate production.

Recommended next steps include assessing program compliance requirements, requesting documentation from current or prospective suppliers using the verification checklist above and engaging Precision Advanced Manufacturing to begin a focused compliance review and quoting process.

## Read Next

- [ITAR Compliant Defense Machining: 2026 Buyer’s Guide](https://precisionam.com/articles/itar-compliant-defense-machining?utm_source=ai-growht-agent&utm_term=itar-compliance-defense-machining-guide)
- [ITAR Compliant CNC Machining: Defense Supplier Guide](https://precisionam.com/articles/itar-compliant-cnc-machining-services?utm_source=ai-growht-agent&utm_term=itar-compliance-defense-machining-guide)
- [ITAR Compliant Machining: Defense and Aerospace Advantages](https://precisionam.com/articles/advantages-itar-compliant-machining?utm_source=ai-growht-agent&utm_term=itar-compliance-defense-machining-guide)
- [ITAR Defense Machining Requirements for US Manufacturers](https://precisionam.com/articles/itar-compliant-defense-machining-requirements?utm_source=ai-growht-agent&utm_term=itar-compliance-defense-machining-guide)
- [ITAR Compliant Aerospace Machining & Fabrication in the US](https://precisionam.com/articles/itar-compliant-aerospace-machining-services?utm_source=ai-growht-agent&utm_term=itar-compliance-defense-machining-guide)

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      - **Text:** Costs vary by size, complexity and export activity. DDTC registration carries an annual fee structured in tiers based on export-license activity. Beyond registration, first-year costs center on building the compliance system itself. USML classification review and Technology Control Plan development come first, since every later control depends on knowing what data is controlled. Empowered Official designation and training, a recordkeeping and document control system and company-wide employee training typically follow. Many shops also engage outside counsel or consulting support during the initial buildout. Year-two costs are generally lower once the program infrastructure is in place. Ongoing maintenance, including annual training refreshers, periodic classification reviews and recordkeeping upkeep, remains a permanent obligation. A functioning compliance program costs far less than an enforcement action. Penalties can include civil fines per violation, consent agreements, external monitorship and debarment from defense contracting.
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      - **Text:** An ITAR-registered supplier has filed Form DS-2032 with DDTC and received a registration number. Registration serves as a prerequisite for manufacturing USML-controlled components and for applying for export licenses. An ITAR-compliant supplier operates an ongoing system that governs who can access controlled technical data, how that data is stored and transmitted, how visitors are screened and escorted, how records are retained and how personnel are trained. As described earlier, registration functions as a status while compliance functions as an operational capability. Procurement teams can verify both by confirming registration through DDTCs public database, then requesting the Technology Control Plan, access control documentation and traceability records to assess whether a functioning compliance system exists.
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      - **Text:** ITARs access restrictions are based on immigration status and legal definition of U.S. person. U.S. citizens, lawful permanent residents and protected individuals under 8 U.S.C. § 1324b(a)(3), including certain asylees and refugees, qualify as U.S. persons and may access controlled technical data without a separate export license. Foreign nationals on temporary visas, including H-1B, L-1, O-1, F-1 and TN holders, count as non-U.S. persons regardless of tenure or role. A machine shop with foreign-born employees who hold lawful permanent resident status can operate in full alignment with ITAR. A shop with foreign national employees on temporary visas must either restrict those employees from accessing controlled technical data or obtain the appropriate export authorization from DDTC before granting access. The key requirement is that the shop documents its U.S. person determinations, enforces access controls accordingly and maintains those records.
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      - **Text:** Supplier transitions for ITAR-controlled programs depend on complete documentation and careful onboarding. Precision Advanced Manufacturing supports transitions by providing full documentation, material traceability and engineering support to maintain continuity. The team can begin with pilot builds or validation runs to reduce risk while integrating into existing supply chains. Full inspection reporting, material certifications and AS9100D-compliant quality records accompany every program. Customer quality teams receive the documentation needed to qualify a new supplier while protecting program timelines and compliance obligations.

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## Citations

- [How To Verify ITAR Machine Shop Services: A 5-Step Guide](https://precisionam.com/articles/defense/verify-ks-machining-itar-services/)
- [ITAR CNC Machining for Military-Aircraft Parts](https://precisionam.com/articles/defense/itar-cnc-machining-military-aircraft/)
- [Defense Machining Cost Factors: A Buyer’s Guide](https://precisionam.com/articles/defense/defense-machining-cost-factors/)
- [Defense Machining Cost: What ITAR Compliance Adds](https://precisionam.com/articles/defense/defense-machining-cost-comparison/)
- [Exotic Material Machining for Defense: Procurement Guide](https://precisionam.com/articles/defense/exotic-material-machining-defense/)

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