Drill bit typer :twist drill ,auger drill,wedge-shape prismathic drill .
Port: Qingdao
Minimum Order Quantity: 1000 Pair/Pairs
Supply Ability: 20000 Pair/Pairs per Month
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: with the paper bag and the carton box
Delivery Detail: 30 days
1 :Drill bit typer :twist drill ,auger drill,wedge-shape prismathic drill .
2 :Installation of the spiral blade :single spiral blade ,double spiral blade,half-duplex spiral blade .