Min. Order Reference FOB Price
1 Piece Negotiable
Product Description
Basical Specification Size of bit 7 7/8'' Number of Blades 4 Primary Cutter Size 16mm Nozzle Qty. 7NZ Thread Connection 4 1/2 REG Operating Parameters RPM (r/min) 60~300 WOB(KN) 20~110 Application Medium-hard to hard formations with low compressive strength, such as hard shale, ...