1.Mining rock drill bits
2.Mining rock drill bits for coal mining,coal bed,coal seam,Mineral exploration,buide,hydropower etc
Port: Zhengzhou or anyother Ports
Minimum Order Quantity: 50 Piece/Pieces Can negotiation
Supply Ability: 6000 Piece/Pieces per Week Can be enhance
Payment Terms: L/C,D/A,D/P,T/T,Western Union
Contact SupplierPackaging Detail: In a carton or as requested.
Delivery Detail: Within 7~10 days after order confirm
Coal mining bit/mining rock drill bit for soft rock and coal rock
LD select the best sintered carbide, the coal mining bit have the characteristics of large bearing torque,rapid chiseling in speed,wide drilling and cutting scope,saving time and strength,simple joining mode and being durable.
Mainly used for coal mine, water conservancy and hydropower, construction and communication penetration.
Size available(Diameter):28-32mm,43mm,45mm,47mm,60mm,63mm,other size maybe available according drawings.
Threading sizes: M14*1.5,M14*2,M16*2.
Drilling process:( Wet or Dry)