1 43mm PDC coal drill bit 2 Diameter 25-28mm,42,43mm 3 High drill efficiency,longer bit life
43mm PDC coal drill bit
PDC anchor shank drill bits are mainly used for the coal seam, dam and roadway construction of bolt-mesh support. Their life is 10-30 times of alloy bits.
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≤14,like gravel, granite, limestone, etc.
Product Code | Diameter(mm) | Wing | Thread |
MG-H-2 | 25-28,32 | 2 | M14*1.5, M12*2, M16*1.5, M16*2 |
MG-W-2 | 25-28,32 | 2 | |
MG-H-3 | 28 | 3 | |
MG-Y-2 | 42 | 2 |
Note: We also can produce and design as per clients' drawings/samples/requirements
43mm PDC coal drill bit
