GT Inner-Taper Tension-Compression Tapping Chuck M3-M42
Tapping chuck/holder M3-M16 for tension-compression tapping with torque overload protection on drill presses, tapping machines, lathes and mills. 9 catalogue models. Factory-direct from NBD (Beijing Shuangfengli) — custom sizes on request.
Description
The GT Inner-Taper Tension-Compression Tapping Chuck M3-M42 is part of NBD’s tapping tool holder line for CNC machining centers, tapping machines, drill presses and lathes, designed for tension-compression tapping with torque overload protection on drill presses, tapping machines, lathes and mills. Tapping range M3-M16 with 9 catalogue models.
Features
- Torque overload protection protects screw blank from
- Have floating, quick change and torque protection
- Used on drill machines, tapping machines, borers, lathes
- Tapping range: M3-M42.
Model Naming
Model = Shank size (e.g. BT30) + GT (tension-compression function code) + collet size (GT12/GT24/GT42 = tapping range M16/M30/M42 max) + L1 length.
Specification
| Model | Spec | Dimensions (mm) | ||||||
|---|---|---|---|---|---|---|---|---|
| B12-GT12 | M3-M16 | 35 | 29 | 19 | 12.065 | 60 | 33 | GT12 |
| B16-GT12 | M3-M16 | 35 | 29 | 19 | 15.733 | 64 | 33 | GT12 |
| B18-GT12 | M3-M16 | 35 | 29 | 19 | 17.780 | 73 | 33 | GT12 |
| B16-GT24 | M5-M30 | 51 | 34 | 30 | 15.733 | 78 | 57 | GT24 |
| B18-GT24 | M5-M30 | 51 | 34 | 30 | 17.780 | 84 | 53 | GT24 |
| B22-GT24 | M5-M30 | 51 | 38 | 30 | 21.793 | 93 | 53 | GT24 |
| B18-GT42 | M24-M42 | 78 | 50 | 45 | 17.780 | 110 | 70 | GT42 |
| B22-GT42 | M24-M42 | 78 | 50 | 45 | 21.793 | 110 | 70 | GT42 |
| B28-GT42 | M24-M42 | 78 | 50 | 45 | 28.00 | 110 | 70 | GT42 |
All dimensions in mm. Custom sizes and other interfaces on request — send us your drawing for a fast quote.
NBD (Beijing Shuangfengli Technology Co., Ltd.) manufactures CNC tool holders, tapping chucks and workholding with short lead times and factory-direct support for worldwide distributors and end users.
Additional information
| Interface / Taper | — |
|---|---|
| Tapping Range | M3-M16 |





