The WerkMaster single segment 16 grit hard bond tooling makes surface preparation and coating removal with the Boss 4-In-1 Ultra Floor System simple. This tooling attaches to Plug 'N Go plates, and has a hard bond for soft concrete with Mohs 2-4.5 hardness. This tool strips away paint, epoxy, sealers, and other coatings, and leaves a clean CSP 3 surface for maximum adhesion for new coatings. This tooling uses a polycrystalline diamond abrasive, which will hold up for a lifespan finishing up to 18,000 Sq. Ft. Attaches to WerkMaster Plug 'N Go plate for use with the Boss 4-In-1 Ultra Floor System Polycrystalline diamond abrasive for removing coatings like paint, epoxy and sealers Leaves concrete with a CSP 3 surface for maximum adhesion for fresh coatings Hard bond for soft concrete applications with surface hardness Mohs 2-4.5.