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Precision Redefined with Jinshi Ultra-precision Tools

Shenzhen Jinshi Ultra-precision Technology Co., Ltd delivers cutting-edge diamond and carbide tools for EV, aerospace, mold, and hard material machining. Trusted by global manufacturers for over 50 years.

Jinshi Precision Tools

About Jinshi

Over 50 years of innovation in ultra-precision tooling. We combine craftsmanship with cutting-edge technology to deliver unmatched performance.

50+ Years Legacy

Decades of industry expertise and continuous innovation in precision tool manufacturing.

Expert Team

Led by professors and experts in materials, equipment, and quality control.

Quality Management

Strict control from raw materials to final product, ensuring perfection in every tool.

Ultra-Fast Response

Quotations in 2 hours, small samples delivered within 7 days.

Our Products

High-performance cutting tools engineered for extreme precision and durability.

PCD Endmill

PCD Endmill

Ultra-hard polycrystalline diamond endmills for high-speed machining of non-ferrous metals and composites.

  • High wear resistance
  • Long tool life
  • Precision edge geometry
PCD Reamer

PCD Reamer

Achieve micron-level hole accuracy with our PCD reamers designed for automotive and aerospace applications.

  • ±0.001mm tolerance
  • Smooth surface finish
  • Custom diameters available
Solid PCD Tool

Solid PCD Tool

Monolithic PCD tools for extreme durability in high-volume production environments.

  • No brazing joints
  • Superior heat dissipation
  • Ideal for aluminum alloys
PCD Insert

PCD Insert

Replaceable PCD tips for turning, milling, and grooving operations. Cost-effective and precise.

  • Multiple geometries
  • High thermal conductivity
  • Long edge retention
PCBN Insert

PCBN Insert

Polycrystalline cubic boron nitride inserts for machining hardened steels and cast irons.

  • Hardness up to 5000 HV
  • High thermal stability
  • Dry cutting capable
PCD/PCBN Boring Bar

PCD/PCBN Boring Bar

Precision boring tools with diamond or CBN tips for deep hole machining and fine finishing.

  • Vibration damping
  • High rigidity
  • Custom overhangs available

Carbide Tool

High-performance tungsten carbide tools for general and specialized machining applications.

  • Wide range of grades
  • Coated and uncoated options
  • Excellent toughness

Custom Tooling

Tailored cutting solutions designed to meet your specific machining challenges and requirements.

  • CAD/CAM support
  • Rapid prototyping
  • Small batch to mass production

Industry Solutions

Advanced machining solutions for the most demanding applications.

EV Structural Components

Precision machining of battery trays, motor housings, and chassis parts with PCD tools for aluminum and composites.

Precision Mold

Ultra-fine finishing of injection molds and dies using diamond tools for mirror-like surface quality.

Hard & Brittle Materials

Machining ceramics, CFRP, and advanced composites with PCD/PCBN tools to prevent chipping and delamination.

Advanced Equipment & Site

Our state-of-the-art manufacturing facility in Shenzhen is equipped with the latest CNC grinding, laser welding, and inspection systems to ensure the highest quality standards.

Precision Grinding

Sub-micron accuracy in tool geometry and edge preparation.

Laser Welding

Secure and precise attachment of PCD/PCBN tips to tool bodies.

Quality Inspection

3D metrology, SEM, and hardness testing for every production batch.

Manufacturing Facility
50+
Years of Excellence

Industry Applications

Optics

Precision machining of lenses, prisms, and optical mounts.

Aerospace

Turbine blades, structural components, and composite parts.

High-End Equipment

Semiconductor, medical, and automation machinery components.

Electric Vehicle

Battery systems, powertrain, and lightweight structural parts.

Get in Touch

Contact our technical team for product inquiries, custom solutions, or sample requests.

Address

Block D, Colorful Science and Technology Innovation Park, No. 5 Guanle Road, Longhua District, Shenzhen, China

Email

colin@js-superprecision.com

martin@js-superprecision.com

WhatsApp

+86 15012450719

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