Description
The taper chisel bits are made from grade hard alloy and special carbide, and generally matched with the light-duty rock drill, to drilling the rock hole within diameter of 50mm. It is used widely used for mining, tunneling and quarrying.
Specification
| Bit diameter | Carbide size | Taper degree | weight |
|---|---|---|---|
| 28mm | 10*7 | 7°11°12° | 0.18kg |
| 30mm | 13.5*8 | 7°11°12° | 0.22kg |
| 32mm | 13.5*8 | 7°11°12° | 0.24kg |
| 34mm | 13.5*8 | 7°11°12° | 0.27kg |
| 36mm | 13.5*8 | 7°11°12° | 0.30kg |
| 38mm | 13.5*8 | 7°11°12° | 0.33kg |
| 40mm | 15*9.8 | 7°11°12° | 0.38kg |
| 42mm | 13.5*9.2 | 7°11°12° | 0.41kg |
| 42mm | 13.5*9.8 | 7°11°12° | 0.41kg |
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