Min. Order Reference FOB Price
1 Piece Negotiable
Product Description
6" rubber seal hj537 oil well rock drill tricone bit/tci bit for underground water 1.Specification of 6'' tricone bit 60mm,65mm,76mm,93mm,95mm,98mm(3 7/8"),114mm,118mm(4 5/8"),120mm(4 3/4") 133.3mm(5 1/4"),139.7mm(5 1/2"),142.8mm(5 5/8"),149.2mm(5 7/8"),152.4mm(6"), 155.5mm(6 1/8"),158.7mm(6 ...