... .Market: all of the world Coal Mining Bit Kennametal Code, Betek Code, Sandvik Code, such as B47K17H, B47K19H, B47K22H, B43K, B43H, BHR73, U47 ... bits with holders, we also can make it according to Kennametal Code, Betek Code, Sandvik Code, such as B47K17H, B47K19H, B47K22H, B43K, B43H, BHR73 ... U92, U94, etc We also can produce the products according to your samples or drawings. They have been exported ...