Min. Order Reference FOB Price
1 Piece Negotiable
Product Description
19" tricone roller cone drill bit BIT SPECIFICATION Bit Size 19'' IADC Code 637 Connection 6 5/8 REG Nozzle Qty 3 Rotary Speed(rpm) 120~40 Weight on Bit(KN/MM) 0.4~1.0 N.W./G.W.(KG) 100/107 Formation Medium hard. ...