PRECISION. PERFORMANCE. RELIABILITY.
Precision CNC Machining Services
We deliver high-precision CNC machined parts for aerospace, automotive, medical and industrial applications. Powered by German Hermle 5-axis machining centers and a rigorous quality system that holds ±0.002 mm tolerance across every production run. Prototype to volume — one partner, zero compromises.
- AS9100D
- IATF16949
- ISO13485
- ISO9001
CNC Machining Services for Custom Parts
High-precision CNC machining solutions for prototypes and production parts. Complex geometry. Tight tolerances. Consistent quality.
5-Axis CNC Machining
A cutting tool moves across five axes at once to create parts with complex curves and angled surfaces — without flipping the part between setups.
Custom CNC Milling
A rotating cutting tool removes material from a solid block to create flat surfaces, pockets, holes, and slots. Works from three sides (3-axis) or four (4-axis).
CNC Turning
The metal bar spins at high speed while a stationary cutter shapes it into round parts. Best for shafts, pins, bushings, and any cylindrical component.
CNC Machining From Prototyping to Production
Whether you need rapid machining, small-batch runs or high-volume manufacturing, RapidDirect provides scalable CNC machining solutions. Enjoy consistent precision, reliable quality and fast lead times. Request a quote to kick off your project.
Engineer-Reviewed CNC Machining Quotes
Get more than a price — receive engineering insight before production.
Automated Quote
- Get a price in minutes
- Algorithm may misread complex features
- No engineering DFM recommendations
- Standardized pricing may overlook production requirements
- Design changes often require a new quote
- Fast pricing — but limited manufacturing insight
Engineer-Reviewed Quote
- Experienced engineers review every drawing before quotation
- DFM feedback helps improve manufacturability and reduce production costs
- Pricing considers materials, tolerances, finishes, and actual machining requirements
- Quality systems aligned with aerospace and medical manufacturing requirements
- Fast pricing — but limited manufacturing insight
Popular CNC Machining Materials & Finishes
We stock and machine a comprehensive range of metals and engineering plastics. Can’t find your material below? Ask us — we source and machine specialty alloys on request.
Aluminum
- Description: Lightweight, corrosion-resistant, excellent machinability. Widely used for aerospace, automotive, robotics and consumer products.
- Common Grades: 6061, 6063, 6082, 7075, 2024, 5052
- Available Surface Finishes: Anodizing (Clear, Black, Color), Hard Anodizing, Sandblasting, Bead Blasting, Brushing, Polishing, Powder Coating, Chromate Conversion (Alodine), Laser Marking
Titanium
- Description: Exceptional strength-to-weight ratio with superior corrosion resistance and biocompatibility. Common in aerospace and medical industries.
- Common Grades: Grade 2, Grade 5 (Ti-6Al-4V), Grade 23
- Available Surface Finishes: Bead Blasting, Polishing, Anodizing (Titanium Color Anodizing), Passivation, Laser Marking
Stainless Steel
- Description: High strength with excellent corrosion resistance. Suitable for medical, food processing and industrial applications.
- Common Grades: 303, 304, 304L, 316, 316L, 17-4PH, 420, 440C
- Available Surface Finishes: Passivation, Electropolishing, Brushing, Polishing, Sandblasting, Bead Blasting, Black Oxide (limited), PVD Coating, Laser Marking
Carbon Steel
- Description: Strong, economical material offering good mechanical performance for structural and machine components.
- Common Grades: 1018, 1045, A36, 4140, 4340, 8620
- Available Surface Finishes: Zinc Plating, Black Oxide, Nickel Plating, Chrome Plating, Powder Coating, Painting, Phosphating, Heat Treatment
Tool Steel
- Description: Extremely hard and wear-resistant after heat treatment. Ideal for molds, dies and cutting tools.
- Common Grades: D2, A2, O1, H13, S7, M2
- Available Surface Finishes: Heat Treatment, Nitriding, Black Oxide, PVD Coating, Polishing, Grinding
Brass
- Description: Easy to machine with excellent electrical conductivity and decorative appearance.
- Common Grades: C360, C260, C464
- Available Surface Finishes: Polishing, Nickel Plating, Chrome Plating, Gold Plating, Clear Coating, Brushing
Brass
- Description: Excellent electrical and thermal conductivity. Used in electrical components and heat exchangers.
- Common Grades: C101, C110, C145
- Available Surface Finishes: Polishing, Nickel Plating, Tin Plating, Silver Plating, Gold Plating, Clear Coating
ABS
- Description: Tough, impact-resistant engineering plastic commonly used for prototypes and functional parts.
- Common Grades: Standard ABS, Flame-retardant ABS
- Available Surface Finishes: Vapor Polishing, Sanding, Painting, Texture Finishing
POM (Acetal / Delrin)
- Description: High dimensional stability with low friction and excellent wear resistance.
- Common Grades: Delrin 150, Delrin AF, POM-C
- Available Surface Finishes: Fine Machined Finish, Polishing, Laser Marking
Nylon (PA)
- Description: Durable engineering plastic with excellent wear resistance and toughness.
- Common Grades: PA6, PA66, PA12
- Available Surface Finishes: Tumbling, Sanding, Dyeing, Fine Machining
PEEK
- Description: Premium high-performance thermoplastic with outstanding heat and chemical resistance.
- Common Grades: Virgin PEEK, Glass-filled PEEK, Carbon-filled PEEK
- Available Surface Finishes: Fine Machining, Polishing, Annealing
PTFE (Teflon)
- Description: Excellent chemical resistance and extremely low friction.
- Common Grades: Virgin PTFE, Filled PTFE
- Available Surface Finishes: Fine Machining, Polishing
PVC
- Description: Cost-effective engineering plastic with good corrosion resistance.
- Common Grades: Rigid PVC, CPVC
- Available Surface Finishes: Fine Machining, Polishing
HDPE
- Description: Lightweight plastic with excellent chemical resistance and moisture resistance.
- Common Grades: HDPE Sheet Grade
- Available Surface Finishes: Fine Machining, Sanding
FAQs
What tolerances can you hold for CNC machined parts?
Lightweight, corrosion-resistant, excellent machinability. Widely used for aerospace, automotive, robotics and consumer products.
What tolerances can you hold for CNC machined parts?
Lightweight, corrosion-resistant, excellent machinability. Widely used for aerospace, automotive, robotics and consumer products.
What tolerances can you hold for CNC machined parts?
Lightweight, corrosion-resistant, excellent machinability. Widely used for aerospace, automotive, robotics and consumer products.
Industries We Serve
Aerospace
AS9100D certified
Automotive
IATF 16949 certified
Medical Devices
ISO 13485 certified
Robotics
Precision components
Frequently Asked Questions
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No. We accept orders starting from 1 piece. Whether you need a single prototype or a full production run, we are happy to support your project.
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