We can supply Mining Bits with Holders, blocks They widely used on excavation machines, shearers, continuous mines, iron ore, etc. Specification: S135, S120, S150, S170, U47, U765, U82, U85, U92, U94, etc. We can do it according to Kennametal Code, Betek Code, Bauer Code, and we also can produce according to your samples or drawings.