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BEYOND S25S-STUNR16 Internal Boring Bar 25mm Shank 250mm Length Screw Fastened Right Hand 93-Degree TNMG 1604 Lathe Turning Tool Holder
$33.16 USD
⚠️ INDUSTRIAL SUPPLY NOTICE: The indexable carbide cutting insert is NOT included with this boring bar package. Product images showing a mounted insert are provided strictly to illustrate geometric clearance,...
BEYOND S20R-STUNR16 Internal Boring Bar 20mm Shank 200mm Length Screw Fastened Right Hand 93-Degree TNMG 1604 Lathe Turning Tool Holder
$21.95 USD
⚠️ INDUSTRIAL SUPPLY NOTICE: The indexable carbide cutting insert is NOT included with this boring bar package. Product images showing a mounted insert are provided strictly to illustrate geometric clearance,...
BEYOND S20R-STUNL16 Internal Boring Bar 20mm Shank 200mm Length Screw Fastened Left Hand 93-Degree TNMG 1604 Lathe Turning Tool Holder
$21.95 USD
⚠️ INDUSTRIAL SUPPLY NOTICE: The indexable carbide cutting insert is NOT included with this boring bar package. Product images showing a mounted insert are provided strictly to illustrate geometric clearance,...
BEYOND S18Q-STUNR16 Internal Boring Bar 18mm Shank 180mm Length Screw Fastened Right Hand 93-Degree TNMG 1604 Lathe Turning Tool Holder
$21.74 USD
⚠️ INDUSTRIAL SUPPLY NOTICE: The indexable carbide cutting insert is NOT included with this boring bar package. Product images showing a mounted insert are provided strictly to illustrate geometric clearance,...
BEYOND S16Q-STUNR16 High-Rigidity 16mm Shank 180mm Length Screw Clamped CNC Lathe Internal Hole Boring Bar Tool Holder for Triangle Turning Inserts
$16.84 USD
⚠️ INDUSTRIAL SUPPLY NOTICE: The indexable carbide cutting insert is NOT included with this boring bar package. Product images displaying a mounted insert are provided strictly to illustrate geometric pocket...
BEYOND S16Q-STUNL16 Internal Boring Bar 16mm Shank 180mm Length Screw Fastened Left Hand 93-Degree TNMG 1604 Lathe Turning Tool Holder
$18.52 USD
⚠️ INDUSTRIAL SUPPLY NOTICE: The indexable carbide cutting insert is NOT included with this boring bar package. Product images showing a mounted insert are provided strictly to illustrate geometric clearance,...
BEYOND STUNR/STUNL Boring Bars – Steel Shank CNC Tool Holders
High-precision steel shank boring bars from BEYOND, featuring screw-on clamping for secure TNMG triangle insert installation. Designed for CNC turning operations, ensuring reliable performance and durability.
Specifications
| Model | Type of Bar | Bar Diameter (mm) | Bar Length (mm) | Clamping Method | Insert Shape | Cutting Edge Angle | Insert Relief Angle | Hand of Tool | Insert Cutting Edge Length (mm) | Compatible Insert |
|---|---|---|---|---|---|---|---|---|---|---|
| S16Q-STUNR16 | Steel Shank | 16 | 180 | Screw Only | T (Triangle) | 93° (U) | 0° Negative (N) | R | 16 | TNMG16 |
| S16Q-STUNL16 | Steel Shank | 16 | 180 | Screw Only | T (Triangle) | 93° (U) | 0° Negative (N) | L | 16 | TNMG16 |
| S18Q-STUNR16 | Steel Shank | 18 | 180 | Screw Only | T (Triangle) | 93° (U) | 0° Negative (N) | R | 16 | TNMG16 |
| S18Q-STUNL16 | Steel Shank | 18 | 180 | Screw Only | T (Triangle) | 93° (U) | 0° Negative (N) | L | 16 | TNMG16 |
| S20R-STUNR16 | Steel Shank | 20 | 200 | Screw Only | T (Triangle) | 93° (U) | 0° Negative (N) | R | 16 | TNMG16 |
| S20R-STUNL16 | Steel Shank | 20 | 200 | Screw Only | T (Triangle) | 93° (U) | 0° Negative (N) | L | 16 | TNMG16 |
| S25S-STUNR16 | Steel Shank | 25 | 250 | Screw Only | T (Triangle) | 93° (U) | 0° Negative (N) | R | 16 | TNMG16 |
| S25S-STUNL16 | Steel Shank | 25 | 250 | Screw Only | T (Triangle) | 93° (U) | 0° Negative (N) | L | 16 | TNMG16 |
Features
- Steel shank provides rigidity and stability for CNC turning operations.
- Screw-on clamping ensures secure TNMG triangle insert installation.
- Available in multiple diameters and lengths for diverse machining needs.
- 0° Negative relief angle supports stable cutting and long tool life.
- Compatible with TNMG inserts (last two digits indicate cutting edge length).
Applications
Ideal for precision CNC turning and boring on steel, stainless steel, alloy steel, and cast iron. Suitable for industrial machining centers and CNC lathes.
Brand
BEYOND – Professional CNC Tool Holder Manufacturer