Min. Order Reference FOB Price
1 Piece US$1,000.00-3,000.00 / Piece
Product Description
Diamond PDC 8 1/2 Inch Rock Drill Bit of API Spec Pressure reduction and speed up PDC diamond drill bit, there are cutting teeth on the drill part, the fixed part is the shell of the whole device, the transmission part is responsible for providing the main power, the intermittent part is ...