ISO9001.
Specializes in producing and exporting all kinds of drill tools
Low price and supreme quality
coal drill bit/coal
Port: qingdao
Minimum Order Quantity: 6 Piece/Pieces
Supply Ability: 200000 Piece/Pieces per Month
Payment Terms: L/C,T/T,Western Union
Contact SupplierPackaging Detail: wooden case, carton
Delivery Detail: 1--35days
coal drill bit/coal bit
Applications: Apply to the ancher-network support hole drilling in coal mine, hydraulic project,etc.
Characteristics:
1. High wear resistance and impact-resistanct toughness;
2 to repeat repair &greaning are not necessary; long drill life;
3 high efficiency could be promoted sharply in penetration of high-medium hard rock formation;
4 labour intensity could could be reduced.
5 Rock formation to be suitable t: f=4--12
3 wings; 2 wings ;
Diameter: Made-to-order