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S25S MTUNR16

S25S-MTUNR16 CNC Boring Bar Tool Holder - Alloy Steel Cutter with TNMG Inserts

$30.78 USD
S25S-MTUNR16 CNC Boring Bar Tool Holder - Internal Turning Tools Specifications Diameter: 25mm | Total Length: 250mm | Cutting Blade Length: 16mm | Material: Alloy Steel | Multi-lock system Applications...
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S25S MTUNL16

S25S-MTUNL16 CNC Internal Boring Bar Tool Holder - Alloy Steel Cutter with TNMG Inserts

$30.78 USD
S25S-MTUNL16 CNC Boring Bar Tool Holder - Internal Turning Tools Specifications Diameter: 25mm | Total Length: 250mm | Cutting Blade Length: 16mm | Material: Alloy Steel | Multi-lock system Applications...
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S20R MTUNR16

S20R-MTUNR16 Internal CNC Boring Bar Tool Holder 20*200mm CNC Lathe Cutter

$21.95 USD
Overview: The S20R-MTUNR16 is a robust CNC boring bar tool holder designed for internal turning operations. Crafted from high-quality alloy steel, it features a 20mm diameter handle and a 16mm...
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S20R MTUNL16

S20R-MTUNL16 Internal CNC Boring Bar Tool Holder 20*200mm CNC Lathe Cutter

$21.95 USD
Overview: The S20R-MTUNL16 is a robust CNC boring bar tool holder designed for internal turning operations. Crafted from high-quality alloy steel, it features a 20mm diameter handle and a 16mm...
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S18Q MTUNR16

S18Q-MTUNR16 CNC Internal Boring Bar Tool Holder 16*180mm Alloy Steel Compatible with TNMG Inserts

$22.79 USD
S18Q-MTUNR16 Internal Boring Bar Tool Holder S18Q-MTUNR16 Precision Tool Holder for CNC Machines Alloy Steel Construction, 95° Cutting Edge Angle Specifications,Features,Accessories,Compatibility,Applications Product Name: S18Q-MTUNR16 Right Internal Tool Holder Overview: The...
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S16Q MTUNR16

S16Q-MTUNR16 CNC Internal Boring Bar Tool Holder 16*180mm Alloy Steel Compatible with TNMG Inserts

$17.44 USD
S16Q-MTUNR16 Internal Boring Bar Tool Holder | Alloy Steel CNC Lathe Cutter High Precision Tool Holder for CNC Lathes Durable and Reliable Multi-Lock System Compatible with Standard TNMG Inserts 95°...
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S16Q MTUNL16

S16Q-MTUNL16 CNC Internal Boring Bar Tool Holder 16*180mm Alloy Steel Compatible with TNMG Inserts

$15.85 USD
S16Q-MTUNL16 Internal Boring Bar Tool Holder | Alloy Steel CNC Lathe Cutter High Precision Tool Holder for CNC Lathes Durable and Reliable Multi-Lock System Compatible with Standard TNMG Inserts 95°...
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BEYOND MTUNR/L CNC Boring Bar – Steel Shank, M Clamp, TNMG Inserts

BEYOND MTUNR/L CNC Boring Bar – Steel Shank, M Clamp, 93° Cutting Angle, TNMG Inserts

The BEYOND MTUNR/L external turning boring bar series provides precise and stable CNC machining. Built with a rigid steel shank, M-type clamp with lock pin, and a 93° cutting edge angle (U), this series is compatible with TNMG16 inserts for medium to finishing operations on steel, stainless steel, alloy steel, and cast iron.

Key Features

  • Steel shank (ISO “S” type) for maximum rigidity
  • M-type clamping system (Clamp + Lock Pin)
  • Compatible with TNMG16xx triangular inserts
  • 93° cutting edge angle (ISO code U)
  • 0° negative relief angle (N)
  • Right-hand (R) and left-hand (L) versions available
  • ISO-standard coding ensures global interchangeability

ISO Code Explanation

Symbol Meaning
S Steel shank
16 / 18 / 20 / 25 / 32 / 40 / 50 Bar diameter (mm)
Q / R / S / T / V Bar length: Q=180mm, R=200mm, S=250mm, T=300mm, V=400mm
M Clamp + Lock Pin clamping system
T Insert shape: triangle
U Cutting edge angle: 93°
N Relief angle: 0° negative
R / L Right-hand / Left-hand tool
16 Insert cutting-edge length for TNMG16 series

Available Models & Specifications

Model Shank Diameter (mm) Overall Length (mm) Insert Type Clamping Hand
S16Q-MTUNR16 16 180 TNMG16xx M Clamp + Lock Pin Right
S16Q-MTUNL16 16 180 TNMG16xx M Clamp + Lock Pin Left
S18Q-MTUNR16 18 180 TNMG16xx M Clamp + Lock Pin Right
S18Q-MTUNL16 18 180 TNMG16xx M Clamp + Lock Pin Left
S20R-MTUNR16 20 200 TNMG16xx M Clamp + Lock Pin Right
S20R-MTUNL16 20 200 TNMG16xx M Clamp + Lock Pin Left
S25S-MTUNR16 25 250 TNMG16xx M Clamp + Lock Pin Right
S25S-MTUNL16 25 250 TNMG16xx M Clamp + Lock Pin Left
S32T-MTUNR16 32 300 TNMG16xx M Clamp + Lock Pin Right
S32T-MTUNL16 32 300 TNMG16xx M Clamp + Lock Pin Left
S40T-MTUNR16 40 300 TNMG16xx M Clamp + Lock Pin Right
S40T-MTUNL16 40 300 TNMG16xx M Clamp + Lock Pin Left
S50V-MTUNR16 50 400 TNMG16xx M Clamp + Lock Pin Right
S50V-MTUNL16 50 400 TNMG16xx M Clamp + Lock Pin Left

Applications

  • External turning
  • Profiling
  • Finishing operations
  • General CNC lathe machining

Recommended Keywords

MTUNR boring bar, MTUNL boring bar, TNMG insert toolholder, 93-degree turning bar, CNC external turning bar, clamp and lock pin toolholder, steel shank boring bar, BEYOND MTUNR, TNMG16 insert holder, ISO turning toolholder, CNC lathe toolholder