Min. Order Reference FOB Price
1 Piece US$680.00 / Piece
Product Description
API 12 1/4" tricone bit for well drilling Basical Specification Size of Rock Bit 12 1/4 inches 311.1mm IADC Code 617 Thread Connection 6 5/8 API reg pin Factory Series KA Series Elastomer sealed bearing Operating Parameters WOB (Weight On Bit) 31494~76984lbs ...