diamond tools
1.counter-sunk, specially used for angle-grinding
2. one of the part fixed on drill bits, we can call it collar
Port: qingdao
Minimum Order Quantity: 10 Piece/Pieces no
Supply Ability: 1000 Piece/Pieces per Week no
Payment Terms: L/C,T/T,Western Union
Contact SupplierPackaging Detail: in carton
Delivery Detail: within 7 days
diamond tools
1.counter-sunk, specially used for angle-grinding
2. one of the part fixed on drill bits, we can call it collar
3. Chamfering bits. we had different shapes. all of them are made by sintering diamond and metal.