{"product_id":"3m-31361-cubitron-ii-hookit-clean-sand-disc-3-in-80-grit-50-pack","title":"3M 31361 – 80 Grit Cubitron™ II Hookit™ Clean Sand Disc (3 in, 50 Pack)","description":"\u003cp\u003e3M 31361 80+ Grit Cubitron™ II Hookit™ Clean Sand Disc (3 in, 50 Pack) is a high-performance abrasive sanding disc engineered for aggressive material removal and surface preparation in automotive collision repair, metalworking, and fabrication environments. Featuring advanced Cubitron™ II ceramic abrasive grain, this clean sand disc delivers fast cutting action, reduced heat buildup, and extended life compared to conventional abrasive discs — making it ideal for weld blending, paint removal, and other prep tasks on smaller surfaces and detailed areas. Designed with Hookit™ hook-and-loop backing, the disc enables quick changes and secure attachment to compatible 3-inch backing pads and sanders, improving workflow efficiency in professional body shops and refinishing applications. The 80+ grit offers strong stock removal while still allowing surface refinement where needed.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbrasive:\u003c\/strong\u003e Great for material removal, weld blending, and surface prep\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbrasive:\u003c\/strong\u003e Self-sharpening grain for fast, cool cutting and extended life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacking:\u003c\/strong\u003e Enables quick disc changes and secure attachment 3 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e Designed for use with standard 3-inch backing pads and sanders\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Reduces heat buildup and glazing during sanding 50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack:\u003c\/strong\u003e Professional quantity for frequent use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat makes Cubitron II different from regular sandpaper?\u003c\/h3\u003e\n\u003cp\u003eCubitron II uses precision-shaped ceramic grain that self-sharpens as it wears, cutting up to 2x faster and lasting up to 2x longer than conventional abrasives.\u003c\/p\u003e\n\u003ch3\u003eHow long do Cubitron II sheets last?\u003c\/h3\u003e\n\u003cp\u003eCubitron II typically lasts 2x or more compared to standard aluminum oxide abrasives because the ceramic grain self-sharpens rather than dulling.\u003c\/p\u003e\n\u003ch3\u003eHow much material is on the roll?\u003c\/h3\u003e\n\u003cp\u003eEach roll provides 8.75 yards of 2.75-inch wide abrasive.\u003c\/p\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":51530839458088,"sku":"MMM-31361","price":43.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/8358\/2760\/files\/3m-31361.jpg?v=1773287900","url":"https:\/\/refinishgo.com\/products\/3m-31361-cubitron-ii-hookit-clean-sand-disc-3-in-80-grit-50-pack","provider":"Refinish Distributors","version":"1.0","type":"link"}