THESE SANDING DISCS ARE RESIN-BONDED WITH AN ALUMINIUM OXIDE MULTI-HOLE FEATURING A HOOK & LOOP BACKING, AN OPEN STRUCTURE, AND AN ANTI-CLOGGING STEARATE AGENT FOR FULL-SURFACE DUST EXTRACTION. IDEAL FOR USE IN THE DRYWALL AND CEILING INDUSTRIES, IT IS SUITABLE FOR APPLICATIONS SUCH AS DRYWALL, JOINT COMPOUNDS, SHEETROCK, FILLERS, PLASTERS, VARNISH, PAINT, BOARDS, AND SOFTWOOD. COMPATIBLE WITH ORBITAL SANDERS, DRYWALL SANDING MACHINES, AND LONG-REACH SANDING MACHINES, IT ENSURES A FAST AND QUALITY SANDING PERFORMANCE.