Writgen Millling Bit W6 Foundation Auger Drill Bits with tungsten carbide
B47k22 Foundation Auger Drill Bits with cemented tungsten carbide
Writgen Millling Bit W6 Bullet teeth B47K22High Quality Foundation drill bits with cemented tungsten carbide Material
Model :BR1 BL10 B47K22 ,B47K19, W6
Drilling Teeth for Auger drilling ,Rotary Drilling etc.
Material 42crmo AISI 4140 4240 , Tungsten Carbide material
High Quality Foundation drill bits with cemented tungsten carbide Material