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CNC Machining Services
Manufacturing Solutions
Your reliable CNC machining partner from China

Fast Custom Parts from Prototyping to Production

For prototyping, FastPreci offers fast lead time and comprehensive DFM analysis.

For production, we will develop the optimal manufacturing process according to your functionality and quantity requirements to achieve the best cost-effective performance.

  • Tolerances as tight as 0.005mm
  • Delivered in as fast as 3 days
  • Factory direct pricing saves you 30%
Free DFM Analysis
Watch Our Factory Tour
China CNC machining custom parts manufacturer

Trusted by global clients — 4.8/5 on icons-trustpilot Trustpilot

ISO 9001:2015, ISO 13485:2016, ISO 14001:2015, IATF 16949:2016 Certified

Trusted by 1000+ Companies

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FastPreci Manufacturing Capabilities

From CNC machining to casting and fabrication, coordinate the right process for your part through our Shenzhen factory and integrated manufacturing supply chain.

CNC machining of a precision metal component

CNC Machining

Precision parts, engineered for performance. CNC milling, turning, mill-turning, grinding, and EDM/WEDM, for tight-tolerance metal and plastic components.

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Metal 3D printed manifold part

3D Printing

Complex geometries, built without tooling. Rapidly produce intricate prototypes and functional parts with metal and plastic 3D printing.

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Sheet metal fabricated brackets and frames

Sheet Metal Fabrication

From flat sheet to finished assemblies. Cutting, bending, forming, welding, and finishing for custom enclosures, brackets, frames, and other sheet metal parts.

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Custom aluminum extrusion profiles

Aluminum Extrusion

Efficient profiles for repeatable production. Custom aluminum extrusion profiles for structural frames, housings, rails, and other lightweight components.

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Vacuum cast polyurethane parts

Vacuum Casting

Fast, functional parts without production tooling. Create low-volume polyurethane parts with production-like appearance, mechanical properties, and surface finishes.

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Precision cast and machined metal housing

Precision Casting

Complex metal parts with production efficiency. Casting solutions for complex geometries and repeatable production, followed by machining and finishing when required.

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The Numbers Behind Our Success

20+

Years of Experience

1,000+

Companies Served

40+

Countries Shipped To

97%

On-time Delivery

Full Support from Prototype to Production

One manufacturing partner from prototype validation to production. From the first prototype to stable production, FastPreci coordinates engineering, manufacturing, quality, and delivery as your project moves from design validation to production.
CNC prototype parts for design validation

Prototype

Validate the design before scaling up.
  • Prototype parts within days for design validation
  • DFM feedback before production
  • Early visibility into manufacturing risks
DFMPrototype Manufacturing
cnc metal parts in small batch scaled

Pilot

Validate and refine the process before volume production.
  • Refined process and fixture strategy
  • First Article Inspection (FAI)
  • Production risk and process stability review
Process OptimizationFAI
Volume production line

Production

Scale production with quality and traceability intact.
  • Stable production through one manufacturing partner
  • Batch-level quality and traceability
  • Inspection, documentation, and delivery coordination
Quality ControlTraceability

FastPreci Customer Success Stories

From engineering review to manufacturing and quality control, FastPreci helps turn complex designs into production-ready parts.

Thin-wall UAV components by FastPreci
Aerospace & UAV Prototypes

Thin-Wall UAV Components for Flight Prototypes

Cactus Labs needed a large set of components for a UAV prototype, including several challenging thin-wall parts. FastPreci reviewed the designs, provided DFM input, and coordinated CNC machining, sheet metal forming, metal 3D printing, and laser welding to build the complete assembly.

70+Components Delivered
0.6 mmThin-Wall Feature
4Manufacturing Processes
Read Full Case Study ↗
Racing components by FastPreci
Motorsport & Formula Student

Racing Components Across Four Processes

Race-Ing. Team FH Dortmund needed dozens of custom part designs across multiple materials, with new designs and drawing changes introduced as the vehicle build progressed. FastPreci coordinated the changing requirements and combined CNC machining, turning, WEDM, and metal 3D printing through one manufacturing partner.

211Pieces Delivered
5Materials
4Manufacturing Processes
Read Full Case Study ↗
Steering knuckles by FastPreci
Automotive Prototype

Steering Knuckles for Shell Eco-marathon

Rotterdam University of Applied Science needed custom steering knuckles for a lightweight racing prototype, with demanding requirements for strength, geometry, and assembly fit. FastPreci helped determine the machining approach, produced the parts with 5-axis CNC machining, and coordinated CMM inspection and surface finishing before delivery.

±0.05 mmCritical Tolerance
2.50 mmThin-Wall Feature
9Workdays to Delivery
Read Full Case Study ↗
Browse All Case Studies →

See Our Customer Reviews on Trustpilot

★★★★★★★★★★ 4.8
Excellent · Based on 53 reviews
Read all reviews on Trustpilot →
★★★★★★★★★★✓ Verified

Fast and Precise as their name suggests!

"Fast Preci made some quite detailed parts for me in aluminium and carbon fibre quickly and with great results. They were well packed and the shipping arrived quickly. Thanks very much!"

S
Steve
United Kingdom · Sep 15, 2026
★★★★★★★★★★✓ Verified

Simply extraordinary — an absolute game-changer, with massive credit to Aria!

"If I could give ten stars out of five, I would do it in a heartbeat! Working with Fastpreci has been an absolute masterclass from start to finish. The level of precision, turnaround speed, and sheer quality of the work completely blew past my expectations. It is incredibly rare to find a team that combines such razor-sharp technical mastery with unmatched efficiency. Deadlines weren't just met — they were completely crushed."

JP
Jean-Baptiste Percier
France · Sep 1, 2026
★★★★★★★★★★✓ Verified

great service

"great service, good price, fast delivery and the parts are perfect created according drawing. great job!"

FS
Frank Sijbers
Netherlands · Sep 1, 2026
★★★★★★★★★★✓ Verified

Claire was especially helpful

"Claire was especially helpful she handled all communication very clearly with updates. The parts have been made to specification and arrived on time and were well packaged."

AT
Andrew Toyne
United Kingdom · Aug 18, 2026
★★★★★★★★★★✓ Verified

Excellent quality and fast communication

"I had carbon fiber parts machined by FastPreci and couldn't be happier with the result. Jesym helped me get to the finished product quickly — communication was fast and hassle-free from start to finish. The milled parts are of outstanding quality and match my expectations exactly, and the pricing was very reasonable too. Highly recommended!"

NM
NM
Switzerland · Aug 17, 2026
★★★★★★★★★★Unprompted

Steering stopper manufacturing

"Thanks to May for her help in choosing the right material/tolerance. My part manufactured in 5 days. And really fast sending."

BJ
bourgogne julien
France · Aug 17, 2026
★★★★★★★★★★✓ Verified

Great to work with

"Excellent communication with the supplier. Always responsive, and competitive prices. We have been a repeat customer and often require precise parts."

TD
T. Diju
Ireland · Aug 12, 2026
★★★★★★★★★★✓ Verified

Great CNC service

"Very nice and helpful people who communicate fast, prepare the best quotation for you and helps you with everything you need. It was delivered very fast and the quality was great! We are working together on more projects and I know I can count on them!"

VH
Vojtěch Huvar
Czechia · Aug 6, 2026
★★★★★★★★★★✓ Verified

Great Customer Service and product

"Claire was great to deal with, quick response and answer all question i have. Product arrived on time and look amazing as well. Perfect to my drawing. Great work."

ED
Edward
Australia · Aug 4, 2026
★★★★★★★★★★Unprompted

Very supportive and fast response

"Very supportive and fast response. They did everything responsibly and reasonably. Quality of the product is great. delivery service time was all on time or quicker than anticipated."

CK
customer korean
Australia · Aug 3, 2026
★★★★★★★★★★✓ Verified

Fast Preci is great!

"I was looking for different CNC suppliers across the world, but no one could match my design requirements in the short timeframe I had. Fast Preci turned around my design in 3 days, with a 2 day delivery to the UK. I had been told by many other suppliers that it was an 'impossible' part to machine. I was incredibly impressed by the speed and quality of the service, including update photos throughout manufacture. Customer support from Zoya Ma on WhatsApp was amazing and felt like it was 24/7!"

JL
Jabez Lewis
United Kingdom · Jul 6, 2026
★★★★★★★★★★✓ Verified

Super easy to work with and well priced

"Super easy to work with and well priced. The CNC product was exactly to spec and looked great. They also offer materials many CNC shops won't. Will work with them again!"

CC
Chris Cole
Australia · Jul 3, 2026
★★★★★★★★★★✓ Verified

Very responsive and great quality

"The company representative, Claire, was amazing as she worked with me on getting my part made with the right material always being very responsive and making helpful suggestions. On top of that the parts were made and delivered sooner than expected and they are perfect."

JE
Jeff
United States · Jun 30, 2026
★★★★★★★★★★✓ Verified

5 star review.

"Richelle is a pleasure to do business with. Communication was easy, professional, and prompt throughout the entire process. The product quality was excellent and exactly as described / wished. I am very happy with the service and overall experience. Everything went smoothly, and Richelle was exceptionally helpful and reliable."

TK
Tk
Netherlands · Jun 18, 2026
★★★★★★★★★★✓ Verified

Fast and Precise as their name suggests!

"Fast Preci made some quite detailed parts for me in aluminium and carbon fibre quickly and with great results. They were well packed and the shipping arrived quickly. Thanks very much!"

S
Steve
United Kingdom · Sep 15, 2026
★★★★★★★★★★✓ Verified

Simply extraordinary — an absolute game-changer, with massive credit to Aria!

"If I could give ten stars out of five, I would do it in a heartbeat! Working with Fastpreci has been an absolute masterclass from start to finish. The level of precision, turnaround speed, and sheer quality of the work completely blew past my expectations. It is incredibly rare to find a team that combines such razor-sharp technical mastery with unmatched efficiency. Deadlines weren't just met — they were completely crushed."

JP
Jean-Baptiste Percier
France · Sep 1, 2026
★★★★★★★★★★✓ Verified

great service

"great service, good price, fast delivery and the parts are perfect created according drawing. great job!"

FS
Frank Sijbers
Netherlands · Sep 1, 2026
★★★★★★★★★★✓ Verified

Claire was especially helpful

"Claire was especially helpful she handled all communication very clearly with updates. The parts have been made to specification and arrived on time and were well packaged."

AT
Andrew Toyne
United Kingdom · Aug 18, 2026
★★★★★★★★★★✓ Verified

Excellent quality and fast communication

"I had carbon fiber parts machined by FastPreci and couldn't be happier with the result. Jesym helped me get to the finished product quickly — communication was fast and hassle-free from start to finish. The milled parts are of outstanding quality and match my expectations exactly, and the pricing was very reasonable too. Highly recommended!"

NM
NM
Switzerland · Aug 17, 2026
★★★★★★★★★★Unprompted

Steering stopper manufacturing

"Thanks to May for her help in choosing the right material/tolerance. My part manufactured in 5 days. And really fast sending."

BJ
bourgogne julien
France · Aug 17, 2026
★★★★★★★★★★✓ Verified

Great to work with

"Excellent communication with the supplier. Always responsive, and competitive prices. We have been a repeat customer and often require precise parts."

TD
T. Diju
Ireland · Aug 12, 2026
★★★★★★★★★★✓ Verified

Great CNC service

"Very nice and helpful people who communicate fast, prepare the best quotation for you and helps you with everything you need. It was delivered very fast and the quality was great! We are working together on more projects and I know I can count on them!"

VH
Vojtěch Huvar
Czechia · Aug 6, 2026
★★★★★★★★★★✓ Verified

Great Customer Service and product

"Claire was great to deal with, quick response and answer all question i have. Product arrived on time and look amazing as well. Perfect to my drawing. Great work."

ED
Edward
Australia · Aug 4, 2026
★★★★★★★★★★Unprompted

Very supportive and fast response

"Very supportive and fast response. They did everything responsibly and reasonably. Quality of the product is great. delivery service time was all on time or quicker than anticipated."

CK
customer korean
Australia · Aug 3, 2026
★★★★★★★★★★✓ Verified

Fast Preci is great!

"I was looking for different CNC suppliers across the world, but no one could match my design requirements in the short timeframe I had. Fast Preci turned around my design in 3 days, with a 2 day delivery to the UK. I had been told by many other suppliers that it was an 'impossible' part to machine. I was incredibly impressed by the speed and quality of the service, including update photos throughout manufacture. Customer support from Zoya Ma on WhatsApp was amazing and felt like it was 24/7!"

JL
Jabez Lewis
United Kingdom · Jul 6, 2026
★★★★★★★★★★✓ Verified

Super easy to work with and well priced

"Super easy to work with and well priced. The CNC product was exactly to spec and looked great. They also offer materials many CNC shops won't. Will work with them again!"

CC
Chris Cole
Australia · Jul 3, 2026
★★★★★★★★★★✓ Verified

Very responsive and great quality

"The company representative, Claire, was amazing as she worked with me on getting my part made with the right material always being very responsive and making helpful suggestions. On top of that the parts were made and delivered sooner than expected and they are perfect."

JE
Jeff
United States · Jun 30, 2026
★★★★★★★★★★✓ Verified

5 star review.

"Richelle is a pleasure to do business with. Communication was easy, professional, and prompt throughout the entire process. The product quality was excellent and exactly as described / wished. I am very happy with the service and overall experience. Everything went smoothly, and Richelle was exceptionally helpful and reliable."

TK
Tk
Netherlands · Jun 18, 2026

ISO Certified Quality You Can Trust

We are committed to upholding the highest industry standards. To ensure quality and excellence, we have proactively obtained renowned certifications from trusted organizations.

ISO 9001:2015Quality

Quality Management System

Documented, repeatable processes that keep quality consistent and traceable on every order.

ISO 13485:2016Medical Device

Medical Device Quality Management

Process controls and traceability aligned with medical device component requirements.

ISO 14001:2015Environment

Environmental Management System

Environmental controls across production, waste handling, and responsible use of resources.

All certifications are issued by independent third-party bodies. Request certificate copies for supplier qualification or audits.

FastPreci ISO 9001:2015 certificate (full)
ISO 9001:2015 · Quality Management System
FastPreci ISO 13485:2016 certificate (full)
ISO 13485:2016 · Medical Device Quality Management System
FastPreci ISO 14001:2015 certificate (full)
ISO 14001:2015 · Environmental Management System

Why Choose FastPreci

Fast

Lead time as fast as 3 days, accelerating your R&D and production progress, easily meet tight deadlines.

Precision

Tolerances as tight as 0.005mm, rich experience with advanced 5-axis CNC machines, mill-turn machines, and precision grinding machines, meets a variety of tolerance requirements.

Cost-effective

According to your functionality and quantity requirements, develop the optimal manufacturing process, combined with efficient self-owned factories to achieve optimal performance and cost.

One-stop Solution

From CNC machining to aluminum extrusion and heat treatment to surface finishing, from prototyping to mass production, easily and efficiently customize various parts.

Strict Quality Control

ISO 9001 quality management system certification, equipped with various quality inspection instruments including Zeiss coordinate, process and results can be controlled.

Engineering & DFM Support

Our engineers collaborate from the start — optimizing designs for manufacturability, improving strength-to-weight ratios, and reducing cost through smarter machining strategies.

How to Work With FastPreci

Upload Your CAD Files

Select your manufacturing process, then upload your 3D model (STEP preferred) and 2D drawings. We accept STEP, STP, STL, IGES, X_T, SLDPRT, PRT, DXF, PDF, and more.

Quote & Confirm

Our engineers review your design for manufacturability and production risks. You’ll receive DFM feedback and a quote within 12 hours. Review the details and confirm your order to move into production.

Production & Inspection

FastPreci coordinates machining, finishing, heat treatment, and other required processes through one manufacturing workflow. Your parts are inspected against the specified requirements before shipment.

Delivery & Support

We keep you updated throughout production, complete final quality checks, and arrange shipment once your parts are ready. We remain available for follow-up requirements and production needs.

Start Your Project →

Inside Our Factory

See how engineering, machining, finishing, and inspection are coordinated on the shop floor to keep your parts moving through one controlled production workflow.

FastPreci production floor with CNC machines running in one workshop Shop Floor

One Production Workflow

Machining, finishing, and packing are coordinated under one production plan, reducing handoffs between separate vendors.

Engineer setting up workholding on a CNC machining center before cutting 3 / 4 / 5-Axis · Turning

Setups Planned From Your Model

Workholding, tooling and cutting sequence are decided before the first cut.

Powder coating sprayed onto racked metal parts in the finishing booth Surface Finishing

Finishing Matched to the Drawing

Parts are finished to your specification and checked before they move to inspection.

CMM inspection on a CNC metal part CMM Inspection

Measured Before It Ships

Critical features are verified against your drawing before shipment, with CMM inspection available for dimensional and geometric requirements.

Custom Parts Knowledge Base

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Delrin vs Teflon for CNC Machining: Properties and Applications
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CNC Slot Machining: Process Selection and Design Guidelines
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Deburring CNC Parts: Methods, Edge Control, and Finishing
09/10/2026
A drilled hole can meet its diameter tolerance and still prevent assembly if a burr catches the mating...
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Undercut Machining: Main Challenges and Design Tips
09/10/2026
Undercuts provide useful functions: retaining-ring grooves hold components in assemblies, dovetail slides...
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ABS CNC Machining: Is ABS the Right Plastic for Your Part?
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ABS is a common choice for machined housings, enclosures, brackets, and prototypes. ABS CNC machining...
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Copper CNC Machining: Grade Selection and Machining Challenges
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Copper earns its place in a design when current or heat needs a reliable path through the part. The harder...

Get a CNC Machining Quote

Fastpreci specializes in CNC machining for custom parts, Please fill in the information below, and we will get back to you within hours.

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