CNC machining parts

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High accurate MIM (metal injection molding) parts have being widely used in the field of automotive, aerospace, firearms, medical, and consumer electronic and mechanical components industries.
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CNC Machined Precision Stepped Shaft

Product Presentation

This precision stepped shaft is CNC turned from stainless steel or aluminum with multiple diameters, shoulders and optional keyways. Designed for power transmission, gearboxes and instrumentation, it delivers high concentricity and surface finish.

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Key Features

CNC turned with multiple stepped diameters and shoulders
Optional keyways, threads and cross holes
High concentricity and surface finish
Materials: stainless steel, aluminum, brass, carbon steel
Customizable: length, diameter, tolerance and finish

Technical Specifications

Process	CNC turning + CNC milling + grinding
Material	Stainless steel 304/316, aluminum, brass, carbon steel
Tolerance	±0.01 mm (grinded parts)
Surface finish	Ra 0.8-1.6 µm, polishing, passivation
Lead time	7-15 days
MOQ	1 piece accepted for prototype
Drawing format	STP / STEP / IGES / PDF / DXF
Quality control	100% dimensional and runout inspection

Applications

Gearbox and transmission shafts
Power transmission components
Instrumentation and valve stems
Medical device drive shafts
Custom OEM precision shafts

Why Choose MDM

One-stop service from drawing review, tooling to mass production
ISO 9001 certified manufacturing with full inspection reports
Competitive pricing with on-time delivery worldwide
Free DFM feedback for cost and quality optimization
Fast response within 24 hours for all inquiries

Request a quote for your custom parts — send us your drawings, we reply within 24 hours.

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