PDC якорь хвостовика сверла

PDC anchor shank drill bit 1. Overview ofPDC anchor drill bit PDC anchor shank drill bits(PDC bolt drill bit)are mainly used for the hole drilling of coal mine, dam construction and engineering geology. Their life is 10-30 times of alloy bits. Usually the anchor shank drill bits have 2 or 3 wings. 2. Advantage ofPDC anchor shank drill bit LD adopt high quality PDC 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≤12,like gravel, granite, limestone, etc. Our diameter is from 25mm to 42mm, any special design is available upon customers' requirement. 3.Type of PDC anchor shank drill bit PDC anchor shank drill bits Type D(mm) H(mm) Wing Quantity PDC cutter Waterpore Shape Quantity Quantity D(mm) MG28A 28 48 2 half 2 1 5 MG28B 28 48 2 whole 2 1 5 MG30A 30 48 2 half 2 1 5 MG30B 30 48 2 whole 2 1 5 MG32A 32 48 2 half 2 1 5 MG32B 32 48 2 whole 2 1 5 MG42B 42 60 3 Half+whole 2+2 3 5 Special design is available upon customer's requirement.