Type 7 Degree Mining Operations Tapered Drilling Tools Cross Bit
Product Introduction:
Tapered Rock Drill Bits have three types: taper chisel bit, taper cross bit and taper button bit. It's suitable for H22mm andH25mm taper rock drill rods. It has three taper degree: 7°, 11°, 12°. It's widely used for hard rock(f=8~18) drilling use.Taper cross bits is a hot sales product. Taper Cross Bits:
1) Tapered connection: 7,11,12
2) Chisel bit diameter: 30-60mm
3) Technology:hot-pressing or welding
4) Bit Body: Short skirt and Long skirt
5) Tapered drill rod: H22/H25*108mm
| Length (mm) | Chisel Size (H x W) mm | Weight (Kg) |
1 | 30 | 12x12x8 | 0.29 |
2 | 32 | 12x12x8 | 0.31 |
3 | 33 | 12x12x8 | 0.33 |
4 | 34 | 12x12x8 | 0.34 |
5 | 35 | 12x12x8 | 0.36 |
6 | 36 | 13x12x8 | 0.37 |
7 | 38 | 14x12x8 | 0.43 |
8 | 40 | 15x12x8 | 0.47 |
9 | 41 | 15x12x8 | 0.49 |
10 | 42 | 15x12x8 | 0.51 |
11 | 43 | 15x12x8 | 0.53 |
12 | 45 | 17x14x8 | 0.58 |
13 | 48 | 17x14x8 | 0.67 |
14 | 50 | 19x14x8 | 0.72 |
15 | 55 | 20x16x10 | 0.92 |
16 | 60 | 20x16x10 | 1.19 |




