Min. Order Reference FOB Price
1 Piece US$5,899.00-7,080.00 / Piece
Product Description
TCI Roller Cone Bits The reverse circulation cone bit sucks mud and rock cuttings into the inner cavity of the drill pipe through the water hole of the bit, and then draws it out from the inner cavity of the drill pipe to the ground. Rock drilling tools factory ProDrill rotary drilling tools ...