28mm Coal Mining Anchor Drill Bits

Model Number: AD-09 Brand Name: SASUN Key Specifications/Special Features: 1. The introduction of PDC anchor shank drill bit/PCD diamond drill bitPDC anchor shank drill bitsare mainly used forthe coal seam, dam and roadway construction of bolt-mesh support. Their life are10-30 times oftungsten carbide bits. Usually the anchor shank drill bits have2 or 3 wings.Besharp Diamondadopt 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 medium hard to hard rock formation of fbelow 14, like gravel, granite, limestone etc.2.The advantage of PDC anchor shank drill bit/PCD diamond drill bit:
Increased wear resistance and toughness.
Boosts production rates by reducing change overs.
Fast penetrating two wing drill bit for wet drilling with centre flushing.
PDC drill bits feature cutters made of polycrystalline diamond layer sintered with tungsten carbidesubstrate.