API Standard Customer Approved Carbon fast steel drill bit Manufacturer Size 4 5/8inch steel tooth triconebit IADC 127 Bearing Type elastomer sealed bearing Thread Connection 2 7/8 API reg pin WOB(KN/mm) 0.3~0... Read More
Size and model we can provide 60mm,65mm,76mm,93mm,95mm,98mm(3 7/8),101.6mm,114mm,118mm,120mm,127mm(5) 130.1mm(5 1/8),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... Read More
Water Well Drilling Tungsten Carbide Hard Rock 98mm Iadc637 TCI Roller Related Products Welcome visting Yichuan and know us more. This is the related products as follow, please click them if you also have ... Read More