Struggling to find the perfect CNC fabrication supplier? You’re not alone—choosing the right partner can feel overwhelming, especially with so many factories promising quality, speed, and reliability. Getting it wrong can mean missed deadlines, wasted money, and endless headaches. But imagine partnering with a top-rated CNC manufacturer who delivers precision, consistency, and peace of mind with every order. The right choice can transform your business. Ready to make your next project a success?

Dive in to discover and compare the best CNC fabrication suppliers in the industry!

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Online CNC Machining Service: Instant quotes and ordering

Product Details:
On-demand CNC machining service for rapid prototyping and production parts, leveraging a network of local and global, thoroughly vetted CNC machine shops. Offers 3 & 5 axis CNC milling and CNC turning with additional processes (EDM, grinding) available on request.

Technical Parameters:
– Tolerances down to ±0.020 mm (±0.001 in)
– Lead times from 5 business days
– Access to over 1,000 milling centers (3-axis, 3+2-axis, and 5-axis)
– Access to over 300 turning centers, including Swiss lathes and multi-axis

Application Scenarios:
– Aerospace and satellite electronics enclosures
– Industrial automation and mechanical adapters
– Academic and research equipment components
– Electronics housings and enclosures

Pros:
– Wide range of part complexity supported (simple workholdings to complex
– Fast turnaround with lead times as short as 5 business days
– Large, vetted supplier network for scalability and global access
– Secure and confidential file handling for uploads

Cons:
– Unit prices for custom CNC parts can vary widely, with some complex or
– Surface finish and material selection may affect price and lead time

Online CNC Machining Service | Get a Quote – Protolabs

Product Details:
Protolabs offers rapid CNC machining services including milling and turning for prototyping and low-volume production parts in metal and plastic materials.

Technical Parameters:
– Turnaround time as fast as 1 day
– Tolerances down to +/- 0.005 in. (0.13mm) or better on critical features
– Supports a range of over 30 engineering-grade plastic and metal materials
– Maximum part size up to 10.0 in. x 7.0 in. x 3.75 in. (254mm x 177.8mm x 95

Application Scenarios:
– Prototyping of functional parts
– Low-volume production runs
– End-use production components
– Iterative engineering and product development

Pros:
– Quick turnaround with automated manufacturing processes
– Instant quoting and design analysis
– No minimum order quantities
– Wide selection of materials and finishes

Cons:
– Size limitations on parts
– Less cost-effective for very high-volume production
– Certain complex geometries may not be manufacturable

The World’s Largest Custom Manufacturing Marketplace – MFG

Product Details:
MFG.com is an online manufacturing marketplace platform connecting buyers and suppliers for custom manufacturing services including CNC machining, injection molding, sheet metal fabrication, and 3D printing.

Technical Parameters:
– Supports RFQ (Request for Quote) process for a variety of manufacturing services
– Supplier network covers CNC machining tolerances, metal fabrication
– Secure documentation and communication tools integrated
– Global reach with ISO and quality-certified suppliers

Application Scenarios:
– Custom prototyping for engineering or R&D projects
– Low- to high-volume production runs for industrial components
– Rapid sourcing of manufacturers for urgent or specialized parts
– Matching buyers with vetted suppliers for ongoing manufacturing needs

Pros:
– Access to a large, global network of vetted manufacturers
– Streamlined RFQ and communication process through the platform
– Time and cost efficiencies in supplier sourcing
– Custom project support for a wide variety of industries and parts

Cons:
– Platform primarily acts as an intermediary and does not manufacture itself
– Quality or timeline can vary depending on selected suppliers
– May involve platform or transaction fees for users

Custom Online CNC Machining Services – RapidDirect

Product Details:
RapidDirect offers online custom manufacturing services including CNC machining (milling, turning, 5-axis), injection molding, sheet metal fabrication, 3D printing, die casting, vacuum casting, wire EDM, and aluminum extrusion. Customers can obtain instant quotes online for rapid prototyping, on-demand manufacturing, surface finishing, and product assembly.

Technical Parameters:
– CNC machining services: milling, turning, 5-axis machining, and precision
– Injection molding: plastic injection molding, overmolding, insert molding, and
– Sheet metal fabrication: laser cutting and metal bending available
– Support for various materials and surface finishing processes

Application Scenarios:
– Rapid prototyping of custom parts for product development
– Short-run or on-demand production for industries such as aerospace, automotive,
– NPI (New Product Introduction) solutions to bring ideas to market quickly
– Industrial automation manufacturing and sourcing needs

Pros:
– Wide range of manufacturing services and processes available from a single
– Instant online quoting platform for quick turnaround and easy ordering
– Suitable for both prototyping and low-to-mid volume production
– Industry-specific solutions ensure tailored manufacturing support

Cons:
– Technical specifications for tolerances, maximum part sizes, or compatible
– Potential limitations for large-scale, high-volume manufacturing not specified

CNC Manufacturing, Fast Quotes & Free CAD | eMachineShop

Product Details:
eMachineShop provides custom manufacturing services, including CNC machining, sheet metal fabrication, injection molding, 3D printing, surface finishing, and various secondary processes. They also offer free CAD software to simplify the part design and ordering process, serving both prototyping and full-scale production needs.

Technical Parameters:
– CNC machining for precision milling and turning of metal and plastic parts,
– Over 50 metal and plastic materials available; options for finishing like
– Sheet metal fabrication utilizing waterjet cutting, laser cutting, tapping, and
– Injection molding for moderate to large quantities of plastic parts; 3D

Application Scenarios:
– Rapid prototyping and manufacturing of mechanical parts for engineering
– Production of custom components for industrial applications.
– Small-batch and large-volume manufacturing for startups, engineers, and
– Production of custom sheet metal, plastic, and metal parts for product

Pros:
– No minimum or maximum order quantities—flexible for prototype or mass
– Free, easy-to-use CAD software provided; suitable for novices and experienced
– Wide range of materials and finishing options, supporting diverse project needs.
– Strong focus on quality control and customer support, with dedicated
– Free ground shipping within the continental USA.

Cons:
– Specific technical specifications such as maximum part size, tolerances, or
– Primarily US-focused in terms of shipping (no mention of free/international

Online CNC Machining Service | Custom CNC Parts | Instant Quote – Fictiv

Product Details:
Fictiv provides precision CNC machining services including CNC milling and CNC turning with rapid manufacturing for prototypes, product development, and production. The service features high accuracy, a broad material selection, various finishing options, and support for complex geometries, catering to diverse industrial needs.

Technical Parameters:
– Tolerances as tight as ±0.0001 inch (±0.0025 mm) for metals, PEEK, ULTEM with
– Parts manufactured as fast as 1 day; material-specific lead times as fast as 3
– Supports part sizes up to 48 inches (platform), up to 34 feet (process
– 45+ certified materials, 13+ finishing options including anodizing, plating,

Application Scenarios:
– Accelerated prototyping and product development
– Production of precision, custom parts for industries such as automotive,
– Manufacturing components requiring strength, durability, and advanced aesthetics
– Production involving large parts or high-complexity geometries

Pros:
– Tight tolerances and high precision for demanding applications
– Fast turnaround with no minimum order quantity and rapid lead times
– Wide selection of materials, finishes, and part sizes
– ISO 9001:2015 certified QMS and partnerships with NADCAP/NABL approved

Cons:
– Looser tolerances may be required depending on process, material, or geometry
– Part sizes above 48 inches are process dependent and require inquiry

Complete CNC Machining Services – Trace-A-Matic

Product Details:
Trace-A-Matic offers comprehensive CNC machining services including precision milling, turning (vertical and horizontal), 5-axis and multi-axis machining, fabrication, engineering, 3D CAD modeling, CAM programming, virtual machining, reverse engineering, 3D printing for rapid prototyping, and CMM inspection. They specialize in the production of high-quality prototypes, high-volume precision metal components, and mission-critical parts across various industries.

Technical Parameters:
– Over 150 multi-axis mills and turning centers
– State-of-the-art 5-axis CNC machining capabilities
– Vertical and horizontal CNC milling and turning
– Precision machining of exotic metals and high electrical conductivity materials

Application Scenarios:
– Aerospace industry for high-performance, reliable, precision parts
– Automotive sector for complex and intricate components
– Medical device manufacturing requiring tight tolerances and exact specifications
– Electronics and electromagnetics applications requiring high electrical

Pros:
– Ability to machine complex shapes and intricate designs with high precision
– Expertise in handling challenging materials such as copper and exotic alloys
– Cost-saving and efficient through consolidation of operations into single
– Continuous investment in advanced technology and staff training ensuring

Cons:
– Potentially higher cost for advanced machining capabilities and specialized
– Process complexity may result in longer lead times for highly intricate or

Custom Online CNC Machining Services – Jiga

Product Details:
Jiga offers custom online CNC machining services, including CNC milling, CNC turning, sheet metal fabrication, 3D printing (multiple technologies), and injection molding (plastic injection, overmolding, insert molding). Their platform also provides digital solutions for quoting, order tracking, team and supplier collaboration, and quality control.

Technical Parameters:
– CNC Machining (Milling and Turning)
– Sheet Metal Bending and Cutting
– 3D Printing: Fused Deposition Modeling, Selective Laser Sintering,
– Injection Molding: Plastic Injection, Overmolding, Insert Molding

Application Scenarios:
– Rapid prototyping and low- to high-volume part production
– Automotive, aerospace, and industrial component manufacturing
– Custom parts fabrication for research and development
– Production of enclosures, fluid transfer parts, and engineered assemblies

Pros:
– One-stop platform for multiple advanced manufacturing technologies
– Integrated digital features for quoting, order tracking, and supplier
– Supports both prototyping and mass production
– Efficient supplier management and comparison tools

Cons:
– No detailed technical specifications like material compatibility, tolerance
– Limited publicly visible information on pricing and production timelines

Custom Online CNC Machining Service – Runsom Precision

Product Details:
Runsom Precision offers custom online CNC machining services, including 3, 4, and 5-axis CNC milling, CNC turning, grinding, EDM, and laser cutting. They provide services for rapid prototyping, complex part geometries, and both low and large volume production. The company stocks a variety of materials and offers a range of surface finishes such as as-machined, bead blasting, anodizing, and powder coating. Instant online quotes and no minimum order quantity are also offered.

Technical Parameters:
– ISO 9001:2015 certified
– Tolerances as tight as ±0.02 mm (standard: DIN-2768-1-f for metal, DIN-2768-1-m
– Part size limit: up to 950 x 550 x 480 mm (37.0 x 21.5 x 18.5 inch)
– Delivery in as fast as 1 day

Application Scenarios:
– Custom parts manufacturing for rapid prototyping and production
– Production of components with complex geometries or high-standard specifications
– Tooling for die casting and injection molding
– Small to large volume orders for various industries needing precision machined

Pros:
– Instant online quotes within 24 hours
– No minimum order volume
– Wide selection of materials and finishes
– High assured quality with standardized inspection and first article inspection

Cons:
– Tolerance and cost can be influenced by part geometry and material type
– Surface finishes and tolerances may require design trade-offs to minimize costs

Metal Fabrication Service | Online Metal Fabrication

Product Details:
CreateProto offers custom on-demand metal and plastic part manufacturing services, specializing in CNC machining, 3D printing, rapid prototyping, rapid tooling, vacuum casting, low-volume manufacturing, and surface finishing. They cater to various industries, providing precision engineering and fast turnaround for prototypes and end-use parts.

Technical Parameters:
– Accepts 3D CAD file formats: STEP, STP, SLDPRT, JT, DXF, STL, IPT, 3MF, 3DXML,
– Certified: ISO 9001:2015, ITAR Registered, IATF16949, GB/T 19001-2016
– Capable of both metal and plastic part fabrication
– Offers instant online quoting with lead times and DFM (Design for

Application Scenarios:
– Rapid prototyping for product development in medical, automotive, aerospace,
– Production of functional, end-use parts for industrial applications
– Low-volume manufacturing for critical testing and market introduction
– Tooling and custom component fabrication for advanced engineering projects

Pros:
– Wide range of advanced manufacturing processes available under one platform
– Fast turnaround with instant quotes and short lead times
– High-quality, precision-engineered parts backed by recognized certifications
– Strong experience serving highly regulated and complex industries

Cons:
– No detailed disclosure of maximum part size, material selection range, or
– Emphasis on low-volume and prototyping may not suit high-volume mass production
– Limited information about pricing or cost structure on the main page

Comparison Table

Company	Product Details	Pros	Cons	Website
Online CNC Machining Service: Instant quotes and ordering	On-demand CNC machining service for rapid prototyping and production parts,	Wide range of part complexity supported (simple workholdings to complex	Unit prices for custom CNC parts can vary widely, with some complex or	www.hubs.com
Online CNC Machining Service	Get a Quote – Protolabs	Protolabs offers rapid CNC machining services including milling and turning for	Quick turnaround with automated manufacturing processes Instant quoting and	Size limitations on parts Less cost-effective for very high-volume
The World’s Largest Custom Manufacturing Marketplace – MFG	MFG.com is an online manufacturing marketplace platform connecting buyers and	Access to a large, global network of vetted manufacturers Streamlined RFQ and	Platform primarily acts as an intermediary and does not manufacture	www.mfg.com
Custom Online CNC Machining Services – RapidDirect	RapidDirect offers online custom manufacturing services including CNC machining	Wide range of manufacturing services and processes available from a single	Technical specifications for tolerances, maximum part sizes, or compatible	www.rapiddirect.com
CNC Manufacturing, Fast Quotes & Free CAD	eMachineShop	eMachineShop provides custom manufacturing services, including CNC machining,	No minimum or maximum order quantities—flexible for prototype or mass	Specific technical specifications such as maximum part size, tolerances, or
Online CNC Machining Service	Custom CNC Parts	Instant Quote – Fictiv	Fictiv provides precision CNC machining services including CNC milling and CNC	Tight tolerances and high precision for demanding applications Fast turnaround
Complete CNC Machining Services – Trace-A-Matic	Trace-A-Matic offers comprehensive CNC machining services including precision	Ability to machine complex shapes and intricate designs with high	Potentially higher cost for advanced machining capabilities and specialized	www.traceamatic.com
Custom Online CNC Machining Services – Jiga	Jiga offers custom online CNC machining services, including CNC milling, CNC	One-stop platform for multiple advanced manufacturing technologies Integrated	No detailed technical specifications like material compatibility, tolerance	jiga.io
Custom Online CNC Machining Service – Runsom Precision	Runsom Precision offers custom online CNC machining services, including 3, 4,	Instant online quotes within 24 hours No minimum order volume Wide selection of	Tolerance and cost can be influenced by part geometry and material type Surface	www.runsom.com
Metal Fabrication Service	Online Metal Fabrication	CreateProto offers custom on-demand metal and plastic part manufacturing	Wide range of advanced manufacturing processes available under one	No detailed disclosure of maximum part size, material selection range, or

Frequently Asked Questions (FAQs)

What factors should I consider when choosing a CNC fabrication supplier?
Look at their experience, available machinery, capacity, quality certifications (like ISO 9001), lead times, pricing, and communication responsiveness. Also, check if they can handle your specific material and tolerance requirements.

How do I verify a supplier’s quality standards?
Ask for their quality certifications, such as ISO 9001, and request samples or case studies. You can also read customer reviews, request references, or arrange an on-site visit or video tour if feasible.

Can CNC suppliers help with design or prototyping?
Many CNC fabrication suppliers offer design assistance, prototyping, and engineering support. Ask about these services upfront, as it can save time and help optimize your parts for manufacturing.

What information should I provide when requesting a quote?
Share detailed technical drawings (CAD files), desired materials, quantities, surface finishes, tolerances, and any other special instructions. The more information you provide, the more accurate your quote will be.

How can I assess supplier reliability before placing a large order?
Start with a small trial order to evaluate product quality, on-time delivery, and communication. Check their track record with references or online reviews, and discuss clear expectations and agreements before scaling up.