Laser welding Stone drill bit
Suitable for stone drilling
| Diameter(inch)(mm) | Tooth size(mm) | Tooth number | Steel pipe long(mm) | |
| 1-1/4" | 32 | 22/17x3.8x10.2 | 3 | 350-1000 |
| 1-1/2" | 38 | 22.5/17.5x3.8x10.2 | 4 | 350-1000 |
| 1-5/8" | 40 | 22.5/17.5x3.8x10.2 | 4 | 350-1000 |
| 1-3/4" | 4 | 25.5/20.5x3.8x10.2 | 4 | 350-700 |
| 2" | 50 | 20x3.8x10.2 | 5 | 350-700 |
| 2-1/8" | 53 | 20x3.8x10.2 | 5 | 350-700 |
| 2-1/4" | 57 | 20x3.8x10.2 | 6 | 350-700 |
| 2-1/2" | 63 | 24x3.8x10.2 | 6 | 350-700 |
| 66 | 24x3.8x10.2 | 6 | 350-700 | |
| 2-3/4" | 71 | 24x3.8x10.2 | 7 | 350-700 |
| 3" | 76 | 24x3.8x10.2 | 7 | 350-700 |
| 3-1/4" | 83 | 24x3.8x10.2 | 8 | 350-700 |
| 3-1/2" | 89 | 24x3.8x10.2 | 8 | 350-700 |
| 95 | 24x3.8x10.2 | 8 | 350-700 | |
| 4" | 102 | 24x4.0x10.2 | 9 | 350-700 |
| 4-1/4" | 107 | 24x4.0x10.2 | 9 | 350-700 |
| 112 | 24x4.0x10.2 | 10 | 350-700 | |
| 4-1/2" | 114 | 24x4.0x10.2 | 10 | 350-700 |
| 120 | 24x4.3x10.2 | 11 | 350-700 | |
| 5" | 127 | 24x4.3x10.2 | 11 | 350-700 |
| 5-1/5" | 132 | 24x4.3x10.2 | 11 | 350-700 |
| 6" | 152 | 24x4.3x10.2 | 12 | 350-700 |
| 6-1/4" | 159 | 24x4.3x10.2 | 12 | 350-700 |
| 6-1/2" | 166 | 24X4.3x10.2 | 13 | 350-700 |
| 7" | 178 | 24x4.3x10.2 | 13 | 350-700 |
| 8" | 202 | 24x5.0x10.2 | 15 | 350-700 |
| 8-1/2" | 220 | 24x5.0x10.2 | 16 | 350-600 |
| 244 | 24x5.0x10.2 | 17 | 350-600 | |
| 10" | 254 | 24x5.0x10.2 | 17 | 350-600 |
| 274 | 24x5.0x10.2 | 18 | 350-600 | |
| 12" | 300 | 24x5.0x10.2 | 20 | 350-600 |
| 320 | 24x5.5x10.2 | 21 | 350-600 | |
| 14" | 350 | 24x5.5x10.2 | 22 | 350-600 |
| 16" | 400 | 24x5.5x10.2 | 24 | 350-600 |
| 18" | 450 | 24x5.5x10.2 | 26 | 350-600 |
| 20" | 500 | 24x5.5x10.2 | 28 | 350-600 |
| 22" | 550 | 24x5.5x10.2 | 30 | 350-600 |
| 24" | 600 | 24x5.5×10.2 | 32 | 350-600 |
| Diameter(inch)(mm) | Tooth size(mm) | Tooth number | Steel pipe long(mm) | |
| 1-1/4" | 32 | 22/17x3.8x10.2 | 3 | 350-1000 |
| 1-1/2" | 38 | 22.5/17.5x3.8x10.2 | 4 | 350-1000 |
| 1-5/8" | 40 | 22.5/17.5x3.8x10.2 | 4 | 350-1000 |
| 1-3/4" | 4 | 25.5/20.5x3.8x10.2 | 4 | 350-700 |
| 2" | 50 | 20x3.8x10.2 | 5 | 350-700 |
| 2-1/8" | 53 | 20x3.8x10.2 | 5 | 350-700 |
| 2-1/4" | 57 | 20x3.8x10.2 | 6 | 350-700 |
| 2-1/2" | 63 | 24x3.8x10.2 | 6 | 350-700 |
| 66 | 24x3.8x10.2 | 6 | 350-700 | |
| 2-3/4" | 71 | 24x3.8x10.2 | 7 | 350-700 |
| 3" | 76 | 24x3.8x10.2 | 7 | 350-700 |
| 3-1/4" | 83 | 24x3.8x10.2 | 8 | 350-700 |
| 3-1/2" | 89 | 24x3.8x10.2 | 8 | 350-700 |
| 95 | 24x3.8x10.2 | 8 | 350-700 | |
| 4" | 102 | 24x4.0x10.2 | 9 | 350-700 |
| 4-1/4" | 107 | 24x4.0x10.2 | 9 | 350-700 |
| 112 | 24x4.0x10.2 | 10 | 350-700 | |
| 4-1/2" | 114 | 24x4.0x10.2 | 10 | 350-700 |
| 120 | 24x4.3x10.2 | 11 | 350-700 | |
| 5" | 127 | 24x4.3x10.2 | 11 | 350-700 |
| 5-1/5" | 132 | 24x4.3x10.2 | 11 | 350-700 |
| 6" | 152 | 24x4.3x10.2 | 12 | 350-700 |
| 6-1/4" | 159 | 24x4.3x10.2 | 12 | 350-700 |
| 6-1/2" | 166 | 24X4.3x10.2 | 13 | 350-700 |
| 7" | 178 | 24x4.3x10.2 | 13 | 350-700 |
| 8" | 202 | 24x5.0x10.2 | 15 | 350-700 |
| 8-1/2" | 220 | 24x5.0x10.2 | 16 | 350-600 |
| 244 | 24x5.0x10.2 | 17 | 350-600 | |
| 10" | 254 | 24x5.0x10.2 | 17 | 350-600 |
| 274 | 24x5.0x10.2 | 18 | 350-600 | |
| 12" | 300 | 24x5.0x10.2 | 20 | 350-600 |
| 320 | 24x5.5x10.2 | 21 | 350-600 | |
| 14" | 350 | 24x5.5x10.2 | 22 | 350-600 |
| 16" | 400 | 24x5.5x10.2 | 24 | 350-600 |
| 18" | 450 | 24x5.5x10.2 | 26 | 350-600 |
| 20" | 500 | 24x5.5x10.2 | 28 | 350-600 |
| 22" | 550 | 24x5.5x10.2 | 30 | 350-600 |
| 24" | 600 | 24x5.5×10.2 | 32 | 350-600 |