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Leading Manufacturer of High-Precision Boring 
Tools and Collets
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Complete Range of 
Cutting Tool Solutions
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Adjustment-Free Boring Tools to Maximize Machining Efficiency
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Featured Products

Boring cutter
Boring Cutter
A high-precision tool for finishing existing holes, featuring micron-level adjustment for superior accuracy and roundness. It corrects...
Collet
Collet
Our collets are manufactured from high-quality alloy steel or carbide materials and undergo advanced heat treatment and precision...
Drill
Drill
Solid carbide drill for extreme heat resistance. It supports high-speed drilling in tough alloys like stainless steel and titanium...
Mill
Mill
Designed specifically for high-precision, high-efficiency CNC milling applications. Suitable for both roughing and finishing, it delivers superior...
Insert
Insert
Manufactured from high-performance cemented carbide and enhanced with advanced coatings, these inserts offer excellent wear...
Knurling Wheel
Knurling Wheel
Manufactured from high-strength alloy steel and designed for stable operation on CNC lathes, Swiss-type machines, and conventional...

Our Solutions
  • CNC Machine
  • Automotive
  • Aerospace
  • Electronics & Precision Instruments
  • Medical Technology
  • Energy

Chenri Precision Profile

INSIGHT, established in 2011, a brand of Shenzhen Chenri Precision Hardware Tools Co., Ltd. is a leading manufacturer specializing in the R&D and production of high-precision boring tools and collets. 
 
Our products are engineered for precision machining on CNC machines and Swiss-type lathes, delivering outstanding rigidity, micron-level accuracy, and long-term process stability. They are widely used in demanding industries such as aerospace, medical devices, and precision mold manufacturing.
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If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!
INSIGHT Services to You
  • Geometric Design of Cutting Tools
     Reasonable front angle, back angle, and helix angle can be designed according to different workpiece materials and processing techniques.
     Provide specialized blade structure and composite function cutting tools to achieve one - step forming processing.
     
  • Dimensions and Specifications
     Customize non - standard diameter, length, and handle shape.
     Support the design of special thread standards and deep hole and micro hole machining tools.
     
  • Material Selection
     Hard alloy, high - speed steel (HSS), powder metallurgy steel
     Superhard materials such as PCD (Polycrystalline Diamond) and CBN (Cubic Boron Nitride)
     
  • Surface Coating
    Provide a variety of high - performance coatings: TiN, TiAlN, AlCrN, AlTiSiN, DLC, etc.
     Match the optimal coating scheme based on cutting materials (steel, stainless steel, aluminum alloy, titanium alloy, composite materials, etc.).
     
  • Clamping and Interface
     Customized knife handle, chuck, and modular clamping system.
     Provide specialized designs such as quick change interfaces and seismic resistant cutting tools.
     
  • Full-Lifecycle Technical Support and Application Solutions
     Expert Team Support: Backed by a robust technical engineering team, we provide comprehensive support ranging from pre-sales consultation to post-sales maintenance.

     Technical Problem Solving: Our expert team is on standby to analyze specific tool wear patterns and operating conditions, offering precise solutions for complex technical challenges.

    Customized Solutions: We go beyond merely supplying tools; by optimizing cutting parameters and machining environments, we deliver complete process solutions that maximize production line uptime and enhance cost-efficiency.
     
  • Rapid Prototyping and Custom Engineering Design
     Professional Design Services: Our engineering team creates precise technical drawings tailored to your specific hole diameter requirements, workpiece materials, and machining environments.

    Rapid Sample Delivery: Utilizing advanced manufacturing equipment, we ensure the swift production and validation of tool prototypes, significantly shortening development cycles for new projects.
     
  • Customized OEM and Private Label Services
     Brand Personalization: To help you expand your market reach and elevate your brand image, we offer highly flexible and reliable OEM manufacturing services.

     Custom Branding: We strictly adhere to your brand guidelines, applying your corporate logo, specific model numbers, or custom barcodes to product packaging, labels, and certificates.

    Premium Contract Manufacturing: All private-label tools are produced under rigorous quality control systems, ensuring your custom products deliver the same exceptional performance as our own branded products.
     
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They Put Their Trust In Us

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Blogs


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Boring Tool Precision Control, Stability Engineering, And Application Strategy in Modern CNC Machining

2026-01-26

In precision machining, the boring tool is not merely an internal cutting instrument—it is a dimensional control solution. When tolerances tighten to micron levels and surface finish requirements demand near-perfect cylindricity, drilling and reaming alone cannot guarantee stability. A properly engi

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2026-01-26
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Boring Tool for Stainless Steel Engineering Strategies for Stable Internal Machining And Long Tool Life

2026-01-19

Selecting the right boring tool for stainless steel is one of the most critical factors in achieving stable internal machining, especially when tight tolerances, smooth surface finishes, and long tool life are required. Stainless steels are well known for their work-hardening behavior, low thermal c

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2026-01-19
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8 Common Mistakes with Boring Tools And How To Avoid Them

2026-01-05

Boring tools play a critical role in precision machining, especially when manufacturers must achieve tight tolerances, superior surface finishes, and consistent hole geometries. Whether working with traditional boring bars, carbide micro boring tools, or modular precision boring heads, many machinis

READ MORE
2026-01-05

FAQ

  • What is your after-sales warranty policy?

    A
    We offer 1 year warranty. We provide a replacement if quality issues arise due to non-human factors.

  • What is the average lead time for production?

    A
    In-stock items ship within 1–5 days. Production time for non-stock items is generally around 10 working days, depending on order volume.

  • What payment methods and terms do you accept?

    A
    We accept T/T, L/C, PayPal, etc.; payment terms require 100% payment prior to production.

  • Why are your prices competitive?

    A
    As an integrated manufacturer and trader, we eliminate middlemen to deliver direct factory pricing and the ultimate cost-performance ratio.

  • What is your Minimum Order Quantity (MOQ)?

    A
    Standard products are available for orders starting from 1 pcs. Regarding custom products,please feel free to contact us.

  • Can I get a sample before placing an order?

    A
    Yes, the sample fee is generally refunded against subsequent orders. The specific terms are subject to actual discussion.

  • Do you support OEM/ODM services?

    A
    Yes, we have a professional technical team and support customization for products, logos, and packaging.
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Contact Us

  WhatsApp: +8613316982004
  Tel: +86-13316982004
  Email : jiaderic42@gmail.com
  Add : Room 804 building 7, Evergrande Fashion Huigu Building Tongsheng Community Dalang street Longhua District Shenzhen 

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