Type | D(mm) | H(mm) | Wing Qua PCD bit for coal mine drilling ntity | PDC cutter | Nums of Water Pore | Diameter of Water Pore |
ZW28-2W-H | 28 | 48 | 2 | 0.5PC | 1 | 5mm |
ZW28-2W-R | 28 | 48 | 2 | 1PC | 1 | 5mm |
ZW30-2W-H | 30 | 48 | 2 | 0.5PC | 1 | 5mm |
ZW30-2W-R | 30 | 48 | 2 | 1PC | 1 | 5mm |
ZW32-2W-H | 32 | 48 | 2 | 0.5PC | 1 | 5mm |
ZW32-2W-R | 32 | 48 | 2 | 1PC | 1 | 5mm |
ZW42-3W-R+H | 42 | 60 | 3 | 1.5PC | 3 | 5mm |