Chous Tool Trading Co., Ltd.
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Turning System

 

  • Turning System
    • External Tool Holder
    • Boring Bar
    • Negative Turning Inserts
    • Positive Turning Inserts
    • Inserts for Aluminium Alloys
    • Cermet Insert
  • Threading System
    • Threading Tool Holders
    • Threading Inserts
  • Grooving System
    • Grooving and Parting Off
    • Light Grooving Tools
    • Tools for Swiss Lathes
  • Tube Scarfing System
    • Tube Scarfing System
    • Inserts for Structural Steel
    • Special Form Inserts
  • Drilling System
    • Drilling Holders
    • Drilling Inserts
  • Milling System
    • Milling Holders
    • Milling Inserts
MTUNR - Internal Turning Tool Holders
MTUNR - Internal Turning Tool Holders - Image 2

MTUNR – Internal Turning Tool Holders

Specification

Designation Dimension Insert Shim Shim Screw Clamp Clamp screw Wrench
D F L DMIN
S20R MTUNR 16 20 13 200 25 TNMA
TNGG
TNMG
1604
MST163 MSP510 MCL1708 WS050820 2.5 mm
S25R MTUNR 16 25 17 200 32 MSP513 MCL1814 WS061030 3.0 mm
S32S MTUNR 16 32 22 250 40
S40T MTUNR 16 40 26.5 300 50
S50U MTUNR 16 50 31 350 63

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Chous’ Tool, a professional cutting tool manufacturer since 1977, specializes in threading and grooving tools with a strong focus on grinding technology and global customer service.

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Cutting Tools

Turning System

Threading System

Grooving System

Tube Scarfing System

Milling System

Drilling System

 Technical Information

Grade Introduction

Chip Breaker Selection Guide

Threading Technical Data

Company

About Us

Contact Us

Catalogues

© 2025 Chous Tool – Your Tooling Solution & Partner. All rights reserved.

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172 Huanbei Rd, Chungli,
Taoyuan 320, Taiwan

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+886-3-4258819

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sales@choustool.com.tw