Precision CNC Machining & Custom Components

YK Precision Parts, established in 1997 in Dongguan, China, specializes in high-precision CNC machining, mold components, measuring tools, and automation parts. Trusted by industries in automotive, healthcare, and precision engineering.

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About YK Precision

YK Precision Parts, located in Dongguan, Guangdong Province, China, has been a trusted manufacturer of precision components since 1997. We specialize in precision mold parts, CNC-machined components, measuring tools, and automation parts.

Our expertise spans industries including automotive, healthcare, mold manufacturing, and industrial automation. With decades of experience and a commitment to quality, we deliver custom-made solutions with tolerances as tight as ±0.005mm.

1997

Founded

25+ Years

Experience

Our Capabilities

Equipped with advanced machinery and expert technicians, we deliver high-efficiency, high-precision manufacturing services.

CNC Swiss Machining

Ideal for small, complex parts with tight tolerances. High-speed, high-accuracy turning for medical and automotive components.

Wire EDM

Precision cutting of conductive materials with complex geometries. Ideal for mold inserts and tooling.

Cylindrical Grinding

Achieve ultra-fine surface finishes and tight roundness tolerances for shafts and pins.

CNC Milling

Multi-axis milling for complex 3D geometries. Supports aluminum, steel, and exotic alloys.

Surface Grinding

Flatness and parallelism down to microns. Critical for precision mold bases and gauge blocks.

Precision Lathe

High-speed turning with micron-level accuracy. Ideal for shafts, pins, and fasteners.

Our Products

High-precision components engineered for performance, durability, and reliability across industries.

Precision Pin Gauge Set

Accurately determine hole diameters and pitches. Used in mold and measurement applications.

Ruby Ball Precision Stylus

Used on CMMs for high-accuracy contact measurement. Features wear-resistant ruby tip.

Miniature Ball Bearing Guides

Smooth linear motion for automation and precision equipment. Compact and durable.

Hair Transplant FUE Punch

Made from medical-grade stainless steel 304. Designed for precision follicular unit extraction.

Quick Release Pin

High-precision positioning and clamping. Ideal for jigs, fixtures, and tooling.

Precision Shaft Pin

Micro shafts in carbon steel, stainless steel, copper, or aluminum. Tight tolerances ±0.005mm.

Mold Sintered Vents

Vent air and impurities during mold casting. Improves mold quality and reduces defects.

Precision Fasteners

Custom-made screws, bolts, and pins for high-precision applications in automotive and medical fields.

Premium Materials

We source high-grade materials from trusted international suppliers including NACHI and ASSAB.

SKH51

High-speed steel with excellent toughness and wear resistance. 2x wear resistance vs. high-carbon steel.

ASP60

High hardness, compressive strength, and dimensional stability. Ideal for cold molds.

SKD11

Great machining property and wear resistance. Stable under high temperature with minimal deformation.

SKD61

Medium carbon, high chromium alloy steel. High hardness and wear resistance after heat treatment.

SUS303

Excellent cutting property. Used in marine accessories, nuts, bolts, and gears.

SUS440C

High-carbon martensitic stainless steel. High hardness, medium corrosion resistance, and great wear resistance.

Quality Control

We maintain strict quality standards throughout the manufacturing process. Our ISO-certified processes ensure every component meets exact specifications.

Precision Measurement

CMMs, optical comparators, and micrometers ensure dimensional accuracy down to microns.

Material Certification

All raw materials come with traceable certifications from NACHI, ASSAB, and other global suppliers.

Process Validation

Each production batch undergoes inspection and validation to ensure consistency and reliability.

Real-World Applications

Precision Dowel Pin for BMW Cars

Custom dowel pins manufactured to exact OEM specifications for engine and transmission alignment.

Wear Plates for Coin Sorters

Hardened wear plates designed for high-volume coin handling systems. Improved lifespan by 300%.

CNC Spring Coiler Components

Precision-machined parts for Tally, Germany’s spring coiling machines. Tolerance: ±0.005mm.

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