產品描述
| Product Name: | Tapered drill bits | |||
| Types | Tapered chisel bits, Tapered cross bits, Tapered button bits | |||
| Application:: | Tapered drill bits are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling | |||
| Feature: | Tapered drill bits connect tapered drill steel of rock drill for drilling holes | |||
| Material: | High quality carbide and high quality steel | |||
| MOQ: | No requirement for testing and trial order | |||
| Types of drill bits | Diameter (mm) | Taper Angle (Degree) | Length (mm) | Weight (kg) |
Tapered chisel bits | 20 / 22 / 28 / 30 / 32 / 34 / 36 / 38 / 40 | 4 degree / 6 degree / 7 degree / 11 degree / 12 degree | 50 / 55 / 60 / 71 / 80 | 0.15 - 0.45 |
Tapered cross bits | 24 / 26 / 28 / 30 / 32 / 33 / 34 / 35 / 36 / 3 / 38 / 40 / 42 / 48 / 50 / 55 | 50 / 55 / 60 / 71 / 80 | 0.18 - 0.7 | |
Tapered button bits | 28 / 29 / 30 / 32 / 33 / 34 / 35 / 36 / 37 / 38 / 40 / 41 / 42 / 45 | 50 / 55 / 60 / 71 / 80 | 0.2 - 0.5 | |
