Retrac button bits dvantages:
1.superior alloy steel and tungsten carbide.
2.Hot-pressed buttons insertion technology.
The parameters of T38 76mm rock drill bit are below for your referrence,other specification can be customized:


| R38/T38 rock drill button bits, normal skirt | ||||||||
| Diameter | T.C buttons | Flushing hole | Angle | Button type | Weight | |||
| mm | inch | Gauge x mm | Front x mm | Side | Front | Gauge | dome/conical | Kg |
| 89 | 3 1/2 | 8x13 | 5x11 | 0 | 2 | 35° |
3.25 |
|
