TURSTED BY INDUSTURRY LEADERS
Ruizheng Precison Machinery are proud to have supported projects and manufacturing needs for customers and partners across the automotive, industrial automation, robotics, power tools, HVAC, construction equipment, and UAV industries.
Haas · Bosch · Hitachi · MISUMI · Daikin · ABB · JCB · FANUC · KAMAZ · Leapmotor · DEWALT · Midea · KUKA · GMCC · Haozhi · EngineAI · Diamex
Our custom fabricated products
Ruizheng provide CNC machining and customized production services for shaft parts in various industries. Here are the products and services we can customize.

Spindle Part
Spindle Part is the core component used to transmit power and support rotational motion in mechanical equipment. It is widely used in machine tools, lathes, grinders, automobile manufacturing, semiconductor equipment, aerospace and other fields. The precision of Spindle Part produced by our factory can reach 0.002mm, and the concentricity can reach 0.001mm.

Step Shaft
Step Shaft is widely used in many fields and industries such as machinery manufacturing, automobile industry, aerospace, energy industry, electronic equipment, and household appliances.

Valve core and valve body
Valve core and valve body are important parts of valves. They have high precision and reliability and are widely used in air conditioners, household appliances, medical equipment, automobile industry, water supply and drainage systems, and industrial piping systems.

Custom Bearing housing
We equipped with CNC cylindrical grinding machines and automatic measuring instruments for online inspection.We have a temperature-controlled workshop, achieving an accuracy of 0.002mm and a concentricity of 0.001mm.We specialize in mass production of various non-standard bearing housings and provide customized solutions for different industries.

CNC Part
CNC Parts are widely used in many fields and industries such as medical equipment, home appliances, electronics and semiconductors, automotive industry, aerospace, and machinery manufacturing due to their high precision and reliability.

Custom Crankshaft
Custom Crankshaft is a high-performance crankshaft designed and manufactured according to specific needs. It is used in automobiles, motorcycles, ships, aviation, industrial machinery and other fields. Custom Crankshaft has high precision, high strength and durability.
Our Services
- CNC Turning, Milling and Grinding at the same time with constant workshop
- Germany Zeiss CMM(The world’s top testing equipment )
- Customized service performance
- Provide assemble service for One-stop problem solving and saving cost
- 0.002mm highest precision tolerance
- Online video inspection and Escrow-Third party inspection
100% compensation for quality problems all the time





Customer Feedback
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From Prototype to Production How Precision Machining Services Manage Quality
A prototype can pass inspection and still become a poor purchasing project. The real test is whether the same crankshaft, camshaft, piston, connecting rod, cover, or spindle part can be produced again with stable dimensions

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Choosing Precision Machining Services for custom industrial parts is not just a matter of finding a shop with machines. For buyers of machine tool parts, spindle components, bearing seats, flanges, and industrial equipment parts, the

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