Advanced inspection
- CMM, laser scanning, optical comparator
- Inspection methods selected based on feature criticality
- All shops have in-house QC and inspection teams
CNC Machining Services
Precision CNC machining by vetted U.S. shops.
Vendra connects you with a network of qualified U.S. CNC machine shops. Submit your part, get matched, and receive competitive quotes from shops that actually have the machines, certifications, and capacity for your job.
Trusted by the world's most ambitious engineering teams
Supplier network
100% U.S.-based CNC machine shops
01 · QUALIFICATION
Every shop is vetted before a job hits the floor.
We match your part to shops that hold the right certifications, run the right machines, and have demonstrated experience with parts like yours.
Shop Certifications
- ISO 9001: general manufacturing QMS
- AS9100D: aerospace, defense, and space programs
- ITAR: export-controlled hardware
- ISO 13485: medical device manufacturing
- NQA-1: nuclear-grade manufacturing
Shop Qualification
- In-person line visits and capability audits
- Independent CMM inspection on test parts
- Machine list, fixturing, and inspection equipment reviewed
- Track record on similar geometries, materials, and tolerances
Production statistics
Proven execution, measured in real parts.
10,000+
CNC parts delivered
>99%
On-time delivery
<1%
Rework and rejection rate
<24h
Quote turnaround
CNC capabilities
Milling, turning, and specialty processes for tight-tolerance work.
02 · CNC MILLING
3-, 4-, and 5-axis milling for tight-tolerance parts.
Nominal ±0.003" with controlled features held to ±0.0001". Envelopes scaled up to 120" on the largest axis.
Multi-axis milling
- 3-axis, 4-axis, 4+1-axis, 5-axis machining
- General tolerance: ±0.003"
- Tight tolerances to ±0.0001" on controlled features
- Build envelope up to 120" on the largest axis
3-axis4+15-axis±0.0001"
Materials
- Aluminum: 6061, 7075, 2024, MIC-6
- Steel & stainless: 1018, 4140, 17-4 PH, 303, 304, 316
- Titanium: Grade 2, Grade 5 (Ti-6Al-4V)
- Superalloys: Inconel 625, 718, Hastelloy, Monel
- Plastics: Delrin, PEEK, Ultem, Nylon, Acetal, Torlon
03 · CNC TURNING
Lathe and Swiss work for rotational features.
From small Swiss screw-machine parts to large diameter shafts and housings.
Lathe turning
- Typical max working diameter: up to 36"
- Typical max working length: up to 72"
- General tolerance: ±0.003"
- Tight tolerances to ±0.0001" on controlled features
Ø 36"L 72"±0.0001"
Swiss & specialty
- Swiss lathe / Swiss screw machining for small precision parts
- Live tooling for milled features on turned parts
- Spline and gear hobbing
- Bar feeders and high-volume production capability
04 · SPECIALTY & SECONDARY OPS
EDM, grinding, and finishing performed by approved processors.
Every special process is run by a Nadcap- or program-approved processor, with certs flowed back on the C of C.
EDM & grinding
- Wire EDM: typical tolerance ±0.0001"
- Sinker EDM: typical tolerance ±0.0001"
- Surface, cylindrical (ID/OD), and honing operations
- Heat treatment and stress relieving
Finishing
- Anodizing: Type II and Type III Hardcoat
- Chem Film, Alodine, Chromate conversion coatings
- Nickel and electroless nickel plating
- Powder coat, paint, masking, selective processing
- Helicoil and threaded insert installation
Quality, traceability & inspection
Documentation and inspection rigor matched to feature criticality.
Documentation & traceability
- Certificate of Conformance with every shipment
- Material, finish, and process certificates (incl. DFARS where required)
- Standard and formal inspection reports
- AS9102 First Article Inspection reports on request
Nonconformance & corrective action
- Documented Nonconformance Reports (NCRs) for any deviation
- Root cause and corrective action tracked and retained
- No rework or use-as-is without customer approval
Ready when you areSubmit your CNC parts.
Submit your CNC parts.
Get matched. Get quoted in <24 hours.
Upload a STEP file or drawing. We'll match you to the right U.S. machine shops and bring back competitive quotes.