1.PDC anchor drill bits 2.High abrasion resistance ,high impact resistance,high drilling efficiency 3.bit diameter:27,28,32,42
PDC anchor shank drill bits are mainly used for the coal seam, dam and roadway construction of bolt-mesh support. Their life are 10-30 times of tungsten carbide bits. Usually the anchor shank drill bits have 2 or 3 wings.
LD adopt high quality cutters and advanced brazing technology, so the anchor shank drill bits have high impact resistance and stable performance, can be applied to rock formation of f below 14,like gravel, granite, limestone, etc.
Product Code | Diameter(mm) | Wing | Thread |
MG-H-2 | 25-28,32 | 2 | M14*1.5,
M16*2 |
MG-W-2 | 25-28,32 | 2 | |
MG-H-3 | 28 | 3 | |
MG-Y-2 | 42 | 2 |
PDC anchor drill bits
