Min. Order Reference FOB Price
1 Piece US$100.00-3,000.00 / Piece
Product Description
Factory Price Tungsten Carbide Steel Three Wing Tricone Bits Petroleum Diamond Roller Drill Bit Product Description IADC Rock formation WOB (KN/mm) PRM(r/min) 417/427/437 Low compressive strength, high drill-ability and extremely soft formation, like shale, clay, sandstone, conglomerate ...