China 34mm High Quality Taper Cross Bit for Small Hole Rock Drilling, Find details about China Tungsten Carbide Cross Bits, Caibide Forging Drilling Bits from 34mm High Quality Taper Cross Bit for Small Hole Rock Drilling
Tapered cross bits | ||||
Description | Diameter (mm) | Length (mm) | Water hole | Weight approx (kgs) |
Taper degree a= 4°, 7°, 11° Inner hole diameter d= 19mm, 22mm, 24mm | 32 | 67 | 2 | 0.3 |
34 | 71 | 2 | 0.34 | |
36 | 80 | 2 | 0.36 | |
38 | 85 | 2 | 0.46 | |
40 | 80 | 2 | 0.43 | |
44 | 70 | 4 | 0.48 | |
46 | 80 | 2 | 0.52 | |
48 | 80 | 2 | 0.53 | |
50 | 80 | 2 | 0.6 | |
55 | 72 | 4 | 0.75 | |
60 | 85 | 2 | 1.0 |