Min. Order Reference FOB Price
1 Piece US$830.00-1,876.00 / Piece
Product Description
Oilfiled 12 1/4" TCI tricone drill bit groundwater drill bit 12 1/4" TCI tricone drill bit specifications: size 12 1/4'' (311.1mm) IADC 517 Bearing Type sealed bearing Thread Connection 6 5/8 reg pin WOB(KN/mm) 0.35~1.05 RPM(r/min) 120~50 Make up toqure(KN.M) 46.1~54.2 ...