Interchangeable blocks for different mining applications can convert a standard
spaced drum into a rock drum without the costly expense of changing drums
Interchangeable blocks for different mining applications can convert a standard spaced drum into a rock drum without the costly expense of changing drums
No tapered or threaded parts are welded to the drum providing a longer lasting block system. Industry standard taper systems wear and lose locking capability over time
Continuous Wrap Design - Keystone's patented block to block welding technology insures superior strength in the most extreme mining environments
Easily change from a standard mining tool to a radial mining bits