Ever felt overwhelmed trying to pick the right turned parts supplier? You’re not alone. With so many factories out there, it’s tough to know who truly delivers quality, reliability, and value. Choosing the best manufacturer isn’t just about price—it’s about getting parts you can trust, on time, every time. The right supplier saves you headaches, money, and helps your projects run smoothly. Curious who stands out from the rest?
Keep reading to discover our top picks and find your perfect partner!
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CNC Turned Parts – Custom Precision Turning Services | Rally
Product Details:
Custom high-precision CNC turned parts manufactured in China, tailored to customer drawings or physical samples. Capabilities include multi-axis turning, support for metals and plastics, and a full range of secondary machining and surface treatments.
Technical Parameters:
– Tight tolerances down to ±0.01mm
– Supports a wide range of materials: brass, aluminum, stainless steel, POM,
– Batch sizes from prototypes (no MOQ) to large-scale production
– Lead times as short as 3–7 working days
Application Scenarios:
– Automotive parts manufacturing
– Electronics and connectors
– Medical devices and components
– Industrial equipment parts and assemblies
Pros:
– Rapid turnaround and flexible lead times, including urgent orders
– Strict quality control with full inspection and optional dimensional reports
– Custom production based on precise client drawings, CAD files, or physical
– Comprehensive secondary operations and finishing processes available
Cons:
– No specific mention of certifications (e.g., ISO, industry standards)
– Potential limitations depending on highly specialized material or process
Top Turned Parts Suppliers: Precision CNC Manufacturing G…
Product Details:
Custom precision sheet metal parts and a wide range of turned and machined components are offered based on client designs and requirements. The company provides manufacturing services for diverse product categories, including but not limited to, customized metal parts, hydraulic fittings, hotel and industrial equipment components, lamps, labels, and packaging machinery parts.
Application Scenarios:
– Production of customized or OEM metal parts for industrial machinery and
– Components for automotive, lighting (e.g., tail lamp and hotel lamp), and
– Use in industrial automation and assembly lines involving sheet metal or
Pros:
– Ability to manufacture products based on any customer design or drawing
– Wide product range covering various industries and applications
– Direct communication and quotation by sending drawings or specifications
Midwest Turned | Precision Machined Components, CNC Machining Company
Product Details:
Midwest Turned Products manufactures precision machined components using advanced CNC turning, milling, and Swiss-style CNC screw machines. They offer value-added services such as strategic sourcing, product assembly, packaging, and design for manufacturing support. They produce both custom and stock parts and provide both prototyping and high-volume production runs.
Technical Parameters:
– One of the largest lineups of Doosan TT1800SY machines in North America
– 24/7 lights-out (automated) precision CNC machine shop operations
– Ability to fulfill Kanban and Just-In-Time (JIT) delivery requirements
– Full array of CNC machining services including turning, milling, and Swiss-type
Application Scenarios:
– Aerospace industry precision components
– Medical industry precision components
– Agriculture machinery parts
– General manufacturing sector requirements
Pros:
– Reduced lead-times and faster deliveries due to 24/7 operation
– Value-added services including cost-reduction guidance, sourcing, assembly, and
– Ability to handle both prototypes and high-volume production runs
– Experienced team that provides design for manufacturability and cost-saving
Cons:
– Location-specific (facility based in Gilberts, IL) which may limit
– Potentially limited information on specific material or dimensional
Order turned parts online and have them manufactured – CNC24
Product Details:
CNC24 offers online ordering and manufacturing of CNC turned parts, providing both single pieces and series/batch production. The service includes precision-machined components made from over 600 materials, with options for additional assembly production and quality assurance, all managed via state-of-the-art software.
Technical Parameters:
– Workpiece diameters: 1 mm – 5,300 mm
– Workpiece lengths: 0.5 mm – 20,000 mm
– Tolerances: up to +/- 0.05 mm
– Surface roughness: up to Ra 0.8 / Rz 3.2
Application Scenarios:
– Production of custom CNC turned parts for various industries including medical
– Single part production or repair work requiring high precision
– Batch or series manufacturing of complex assemblies involving turning, milling,
Pros:
– Fast online quoting and ordering process with free test certificate
– Extremely wide range of available materials and dimension capabilities
– Very low complaint rate (0.011%) indicating high quality
– Capability for both small (from 1 piece) and large batch manufacturing
Cons:
– No explicit mention of international shipping or service coverage outside
– Highly specialized service may not suit standard/non-customized component needs
Turning Service | Precision Turned Parts – eMachineShop
Product Details:
CNC turning services for manufacturing precision-turned parts using CNC lathes. Able to handle single parts, prototypes, or production orders with over 50 material options and free USA shipping. 100% quality guarantee.
Technical Parameters:
– Over 50 material options including aluminum, stainless steel, brass, copper,
– Ability to produce both short and long runs
– High dimensional tolerances and smooth finishes achievable
– Can process round, square, and hexagonal bar stock
Application Scenarios:
– Production of cylindrical parts
– Manufacturing of prototypes and custom components
– Creation of round shapes with precise outer and inner diameters
– Applicable for metalworking, woodworking, and mold/die industries
Pros:
– Economical for both short and long production runs
– High accuracy and precision reduce defects and human error
– Allows for fast turnaround and free USA shipping
– Versatile raw material selection
Cons:
– Long, thin structures are not recommended
– Difficulties with bored holes when depth-to-diameter ratio is high
Precision Turned Components & Cnc Turned Parts Manufacturing
Product Details:
Freeway Corporation manufactures precision turned components and parts, using state-of-the-art automatic screw machines and CNC turning centers. They offer high-quality, high-precision parts tailored to customer specifications, along with a full range of secondary machining operations for parts used in demanding automotive, industrial, and commercial environments.
Technical Parameters:
– Over 30 automatic screw machines, capable of machining up to 2 5/8” round and 2
– Multiple CNC turning centers capable of handling up to 2 7/8” bar stock and
– Secondary operations: broaching (OD, ID, surface), thread/spline rolling,
– Machining a range of materials including carbon steel, stainless steel, brass,
Application Scenarios:
– Automotive and heavy truck parts
– HVAC components
– Agricultural and lawn & garden equipment
– Industrial, mining, energy, marine, construction, pneumatic and hydraulic valve
Pros:
– High precision and tight tolerances ensuring repeatable accuracy.
– Scalable production: handles both low- and high-volume runs efficiently.
– Comprehensive solutions from raw material machining to final finishing and
– Decades of industry expertise and ability to adapt equipment for specific
Cons:
– Maximum material sizes specified may limit project scope (up to 2 7/8″ bar
– Focus on cylindrical and turned components may not suit projects requiring
Precision-Turned Parts – Griner Engineering, Inc
Product Details:
Griner Engineering provides a wide range of cold formed special fasteners and precision parts, including custom-designed bolts, pins, studs, rivets, nuts, bushings, and similar components tailored to customer specifications.
Technical Parameters:
– Cold heading parts from 3/16″ (M5) to 1-3/8″ (M35) diameter and up to 9″
– Ability to form parts out of various metals including carbon steel, stainless
– Multi-die and progressive die cold forming equipment for complex part geometries
– In-house secondary processes such as machining, threading, slotting, pointing,
Application Scenarios:
– Automotive fasteners and components
– Building products and hardware
– Electrical and electronic assemblies
– Industrial machinery and equipment
Pros:
– Custom-engineered parts designed to precise customer requirements
– High-strength and consistent quality due to cold forming technology
– Wide material selection and size capability
– Efficient large volume production with cost savings over machining
Cons:
– Cold forming may have design limitations for extremely complex part shapes
– Initial tooling and setup costs may be high for small production runs
Turned parts – Screw machined products China manufacturer
Product Details:
Custom precision turned parts and screw machined products manufactured to client drawings or samples. Main products include brass, aluminum, stainless steel, copper, free-cutting steel, and plastic turned parts; custom fasteners and special fixings for various industries. Capabilities cover low to high volume production, offering a range of component geometries including flats, hexagons, knurled surfaces, and both through or blind holes.
Technical Parameters:
– Turning outer diameter capacity: typically 3mm to 25mm, can process up to 300mm
– Manufacturing methods: Swiss screw machines, automatic lathes, CNC lathe
– Materials: aluminum (6061, 6082, 7075, etc., anodizable), brass, copper,
– ISO 9001 compliant production
Application Scenarios:
– Custom fittings, fasteners, and fixings for industry-specific requirements
– Parts for plumbing, sub-sea operations, petrochemical, oil & gas, hydraulic,
– Assemblies from simple to complex geometries for a wide range of industrial
Pros:
– Ability to produce both low and high volume orders with quick turnaround
– Wide material selection and capability to meet complex, custom design
– Experienced engineering support, quality control, and ISO 9001 compliance
– Flexible on order size and can provide stock holding on call-off basis
Cons:
– Focus is mainly on turned parts between 3mm-25mm OD, which may limit very large
– Specialization in turning operations; may not support non-turning-based
TURNED PARTS | CNC turning CNC milling – SPALECK
Product Details:
SPALECK supplies precision CNC turned parts, which are mechanically manufactured, mostly rotationally symmetrical components produced via turning using lathes and turning-milling centers. They also offer CNC milling as a complementary service.
Technical Parameters:
– Manufactured using CNC lathes and turning-milling centers
– Parts often machined at speeds of more than 1,000 rpm
– Turning chisel used to remove excess material
– Turning speed and feed rate are influenced by material specifications, tools,
Application Scenarios:
– Industrial machinery components
– Automotive parts
– General precision mechanical components requiring high accuracy
– Production of rotationally symmetrical parts
Pros:
– High precision manufacturing
– Capability to produce complex, rotationally symmetrical parts
– Modern CNC technology enables efficient and consistent results
Cons:
– Best suited for rotationally symmetrical parts (limitation if non-symmetrical
– Material, tool, and geometry constraints can influence production speed and
Leading Precision Turned Part Manufacturers – Screw Machine Products
Product Details:
The company specializes in manufacturing precision turned parts using screw machines, CNC turning, and multi-spindle machines. Their products include custom-machined components made from a variety of metals and plastics, available in both small and high-volume production runs.
Technical Parameters:
– Tolerances held up to ±.0002 inches
– Available diameters: as small as 1/16 inch and up to 2-1/2 inches
– Materials: Brass, Steel, Aluminum, Stainless Steel, Copper, and Plastics
– Secondary operations available: threading, drilling, tapping, knurling, slotting
Application Scenarios:
– Automotive parts manufacturing
– Medical device components
– Electronic hardware
– Industrial machinery parts
Pros:
– High precision and tight tolerances
– Capability for both low and high-volume production
– Wide range of materials supported
– Custom solutions and secondary machining operations offered
Cons:
– Minimum order requirements may apply
– Complex parts with extremely large diameters may not be supported
Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| CNC Turned Parts – Custom Precision Turning Services | Rally | Custom high-precision CNC turned parts manufactured in China, tailored to | Rapid turnaround and flexible lead times, including urgent orders Strict | No specific mention of certifications (e.g., ISO, industry standards) Potential |
| Top Turned Parts Suppliers: Precision CNC Manufacturing G… | Custom precision sheet metal parts and a wide range of turned and machined | Ability to manufacture products based on any customer design or drawing Wide | www.customproc.com | |
| Midwest Turned | Precision Machined Components, CNC Machining Company | Midwest Turned Products manufactures precision machined components using | Reduced lead-times and faster deliveries due to 24/7 operation Value-added | Location-specific (facility based in Gilberts, IL) which may limit |
| Order turned parts online and have them manufactured – CNC24 | CNC24 offers online ordering and manufacturing of CNC turned parts, providing | Fast online quoting and ordering process with free test certificate Extremely | No explicit mention of international shipping or service coverage outside | www.cnc24.com |
| Turning Service | Precision Turned Parts – eMachineShop | CNC turning services for manufacturing precision-turned parts using CNC lathes. | Economical for both short and long production runs High accuracy and precision | Long, thin structures are not recommended Difficulties with bored holes when |
| Precision Turned Components & Cnc Turned Parts Manufacturing | Freeway Corporation manufactures precision turned components and parts, using | High precision and tight tolerances ensuring repeatable accuracy. Scalable | Maximum material sizes specified may limit project scope (up to 2 7/8″ bar | freewaycorp.com |
| Precision-Turned Parts – Griner Engineering, Inc | Griner Engineering provides a wide range of cold formed special fasteners and | Custom-engineered parts designed to precise customer requirements High-strength | Cold forming may have design limitations for extremely complex part | www.griner.com |
| Turned parts – Screw machined products China manufacturer | Custom precision turned parts and screw machined products manufactured to | Ability to produce both low and high volume orders with quick turnaround Wide | Focus is mainly on turned parts between 3mm-25mm OD, which may limit very large | www.turned-parts.com |
| TURNED PARTS | CNC turning CNC milling – SPALECK | SPALECK supplies precision CNC turned parts, which are mechanically | High precision manufacturing Capability to produce complex, rotationally | Best suited for rotationally symmetrical parts (limitation if non-symmetrical |
| Leading Precision Turned Part Manufacturers – Screw Machine Products | The company specializes in manufacturing precision turned parts using screw | High precision and tight tolerances Capability for both low and high-volume | Minimum order requirements may apply Complex parts with extremely large | screw-machine-products.com |
Frequently Asked Questions (FAQs)
How do I evaluate the quality of a turned parts supplier?
Check for certifications like ISO 9001, review sample products, ask about quality control processes, and look for testimonials or references from previous clients. Visiting the factory or requesting a virtual tour can also help assess their production standards.
What information should I provide when requesting a quote for turned parts?
Share detailed drawings or specifications, material requirements, quantity, tolerances, finishing needs, and delivery timelines. The more information you provide, the more accurate and tailored the supplier’s quote will be.
How can I ensure a supplier can handle my required order volume?
Discuss your typical and peak order quantities upfront and ask about their production capacity, lead times, and scalability. Reputable suppliers will share information on their equipment capabilities and production schedules.
What are common methods for verifying a supplier’s credentials and reliability?
Request business licenses, certifications, and client references. Conduct background checks using online platforms, read reviews, and check their track record with previous clients. Factory audits, either in person or via a third-party agent, are also advisable.
How can I reduce risks when working with a new manufacturer?
Start with a small trial order to evaluate product quality and reliability. Use clear contracts, specify your requirements precisely, and establish regular communication. Payment with secure terms, such as letters of credit or escrow services, can provide additional security.