| Place of Origin |
Shandong China (Mainland) |
| Brand Name |
ZX |
| Model Number |
ZX |
| Type |
Drill Bit |
| Machine Type |
Drilling Tool |
| Processing Type |
Casting |
| Use |
Coal Mining |
Features: 1) Different sizes available 2) Tapered drill rods: a) Shank size: H22×108mm(7/8×4 1/4) b) Taper:7. 12 c) Length under collar(mm):610, 1220,1830,2435,2740,3050,3660 3) Integral drill rods: a) Shank sizes: i) H22×108mm (7/8×4-1/4) ii) H25×108mm(1×4-1/4) b) Length under collar(mm):400, 800,1200,1600,2000,2400,3200,4000 c) Bit diameter(mm):29,30,31,32,33,34,35,36,37,38,39,40,41