China High Hardness Alloy Steel 1500mm Over All Length BTA Drilling Tube, Find details about China BTA Drilling Tube, BTA Drilling Shank from High Hardness Alloy Steel 1500mm Over All Length BTA Drilling Tube
Drill Range (mm) | Length range(mm) | Drill head range | threading line | |
16.71---65.00 | 1000----8000mm | 17mm--67mm | 4 head thread | |
65.00---250.00 | 1000---8000mm | 67mm--280mm | 4 head thread |