Shenzhen Dajin Precision Hardware Co., Ltd is mainly specialized in professional CNC Machining Services & CNC Turning Services, Non-Standard Customized CNC Lathe Services, China leading CNC Turned Parts Manufacturer, producing excellent Precision CNC machined components through our CNC Turning Lathe Services for every need from different industries, with over 10 years CNC OEM/ODM experiences in the field of CNC Machining/Turning/Milling Services! Ability to source everything from simple shafts to complex CNC parts cost-effectively due to a range of equipment and centerless grinding services in one place.

Our capabilities include industry-leading straightness, surface finish to Ra1.6 and outside diameters within 0.0001” (2.5 μm) tolerance. Our thru-feed grinding is also ideal for cylindrical parts with a large outside diameter (OD), offering critical optimizations such as burr-free flats and multiple diameters.

Why Choose Our CNC Turning Services?

  • R&D Capability

    Engineering support in the Research & Development and scientific industry, CNC Machining drawing design, Prototype and batch production, Reliable delivery performance, Exceptional quality standards, all these guarantee our Reliable CNC Machining Services for worldwide clients!

  • Turning capacity

    Our CNC turning capacity is Ø1-20 x 1500mm, Tolerance +/-0.002 and our CNC Turning services is frequently requested for the certain category of CNC parts in various industries. High-tech CNC turning machines & CNC Turning Programming can meet customers’ specific needs for the turning parts.

  • Production Capability

    For further processing of blanks and more complex work pieces, our 3/4/5-spindle CNC lathe machines, high-precision turning-milling centers and centerless grinding machines at our disposal to manufacture the CNC Turning parts in accordance with the requirements.

  • OEM Capability

    All CNC Parts manufacturing is performed solely based on your drawings by means of turning processes. Motor shaft, pins, screw, fastener, knurled, connector, and CNC parts meeting your specifications are manufactured by efficient 3/4/5-spindle or CNC Lathe Services, depending on the production quantity.

  • Quality Control

    We ensure the highest quality by using only the highest quality raw materials and subjecting all our CNC machining parts and products to a rigorous Quality Control System. The quality control of our large-scale production process totally confirmed to ISO9001:2015 standards.

  • Surface Treatment And Finishing

    Many CNC work pieces require additional finishing, such as heat treatment, galvanic coatings or various colors anodizing, work that we outsource to our long-standing partner companies which have rich experience and superb technology in plating various Non-Standard CNC machined/turned parts.

Our client industries
  • Aerospace

    Professional and Advanced CNC Machining Services for Aerospace Industry! Our CNC machining centers and CNC turn-mill complex lathe processing the fastener, connector joint, screw, shaft, eccentric hollow shaft, pin and other related parts are widely used for Aerospace industry.

  • Automobile

    Our CNC turned and milled automotive components, Hydraulic valve, Brass Valve, Valve Housing, Pipe Joint, Sensor metal shell used for Auto parts for car engines and VVT or OCV. We are confident machining complex Automotive Parts as worldwide customers’ requirements.

  • Electronics

    High quality precision CNC machined Electronic parts and components, specializing in intricate, tight tolerance work. Because of our extensive machining knowledge and understanding, clients in the electronics and computing industries come to us from many countries.

  • Mechanical

    Professional CNC Machining/Turning/Milling Services (Non-Standard Customized Service) for Machinery Parts, covering high precision rapid prototype, low or high volume production components, surface treatment and other custom CNC Machinery parts needs of all mechanical industry.

  • Medical and Dental

    We regularly manufacture top grade CNC machining/lathe turning parts and components for in medical, dental and pharmaceutical industries. Our turning-milling parts for Medical and Dental are manufactured with high quality materials meeting client's exact specification.

  • Military and Defence

    Our top graded CNC Machining Parts can meet the most demanding and manufacturing standards for military industry, offering the highest-level one-stop service for CNC machined military parts, CNC machined defense parts, other Military & Defense Parts and Components.


Dajin Precision - China ODM/OEM CNC Machining Supplier, provides professional CNC Machining, CNC Turning, CNC Lathe, CNC Milling Service for manufacturing the precision CNC hardware parts and components (pipe fitting, screw, shaft, pin, fastener and more) to a wide variety of industries, our CNC Machining Components covers rubber parts, bronze parts, copper parts, stainless steel parts, lathe parts, Die casting parts, brass parts, mechanical parts, forged parts, rubber parts, plastic parts and more. We are certified by ISO 9001:2015 standards. With tight tolerance±0.002 and 1-25mm diameters, specific tolerances can be discussed with the customer, given the part material, size, and geometry.


DAJIN provides excellent quality turning services, precision turned parts, offering professional machining services at competitive price and on timely delivery. With our extensive machining capabilities, we produce the most challenging precision machining parts covering all Industries especially in mass production in automotive industry.