ZTFB, ZTF, ZTFBG, ZTFG
ISO 9001:2015
Cutting
Alloy Steel
ROCK BIT
Wooden Box
27~36mm
Xi'an
Product Description
[Application scope]
It is mainly used for the drilling of coal mine roadway with anchor mesh support, suitable for soft-medium hard (f≤8) stratum drilling.
[Technical features]
Long life and high efficiency of the drill bit, no need for frequent grinding, easy to use, and good comprehensive benefit.
[Technical specification]
It is mainly used for the drilling of coal mine roadway with anchor mesh support, suitable for soft-medium hard (f≤8) stratum drilling.
[Technical features]
Long life and high efficiency of the drill bit, no need for frequent grinding, easy to use, and good comprehensive benefit.
[Technical specification]
| Type | Usual format |
| Full slice system | φ42,φ36 |
| Half-sheet | φ27,φ30,φ36 |
| Enhanced | φ28,φ30,φ32,φ34,φ36 |
