Min. Order Reference FOB Price
1 Piece US$500.00-1,000.00 / Piece
Product Description
6 3/4'' deep well oil rig TCI tricone rock bit with discount price 1. Roller bits for Mining and Rock Drilling The strength and wear resistance of inserts are improved 1. Roller bits for Mining and Rock Drilling The strength and wear resistance of inserts are improve by using carbide inserts ...