Kemai Machinery & Equipment Co.Ltd

MAXDRILL Thread Button Bit button bits made with high quality of best alloy steel bar and tungsten carbides, through heat treatment so that it can withstand the toughest rock drilling demands, transmit intensive impact energy into least possible loss According to different application, we ...

Telephone：86 - 0851 - 86391058Address：NO. 25, Zunyi Road Guiyang Guizhou 550001 China