{"product_id":"mirka-iridium-5-inch-20-vacuum-hole-grip-sanding-discs-24-3mh-series","title":"Mirka Iridium 3\" 20-Hole Grip Sanding Discs, 24-3MH Series","description":"\u003cdiv style=\"text-align: left;\"\u003e\n  \u003ca href=\"https:\/\/www.smsdistributors.com\/collections\/mirka\" title=\"Mirka Collection\"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0118\/2262\/files\/Mirka_logo_3_medium.jpg?520\" alt=\"Mirka Logo\" width=\"174\" height=\"43\" style=\"margin-bottom: 16px;\"\u003e\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eMirka Iridium 3\" 20‑Hole Grip Sanding Discs (24‑3MH Series)\u003c\/strong\u003e are premium \u003cstrong\u003ehigh‑performance sanding discs\u003c\/strong\u003e engineered for fast cutting, long life, and exceptional dust extraction. Designed for universal sanding across automotive, marine, woodworking, composite, and industrial applications, Iridium delivers a smoother finish with fewer sanding steps.\u003c\/p\u003e\n\n\u003cp\u003eIridium uses a \u003cstrong\u003epremium ceramic and aluminum oxide grain blend\u003c\/strong\u003e for fast, efficient cutting, providing an aggressive initial cut and maintaining sharpness throughout the sanding process. A \u003cstrong\u003edust‑repellent precision coating\u003c\/strong\u003e reduces clogging and pilling, keeping the abrasive cutting clean longer and improving finish consistency.\u003c\/p\u003e\n\n\u003cp\u003eThe advanced \u003cstrong\u003elow VOC resin system\u003c\/strong\u003e enhances grain adhesion, while the flexible latex C‑paper backing provides excellent durability and control. The optimized \u003cstrong\u003e20‑hole pattern\u003c\/strong\u003e maximizes dust extraction on 3\" sanders, creating a cleaner work environment and extending disc life.\u003c\/p\u003e\n\n\u003cp\u003eIridium 3\" discs fit any 3\" grip (hook \u0026amp; loop) backing plate, regardless of hole configuration.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePackaging:\u003c\/strong\u003e 50 discs per box\u003cbr\u003e\n\u003cstrong\u003eGrit Range:\u003c\/strong\u003e 40, 60, 80, 120, 150, 180, 240, 320, 400, 600\u003c\/p\u003e\n\n\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium ceramic + aluminum oxide grain blend\u003c\/strong\u003e for fast, efficient cutting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDust‑repellent precision coating\u003c\/strong\u003e reduces clogging and pilling\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20‑hole pattern\u003c\/strong\u003e for excellent dust extraction\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible latex C‑paper backing\u003c\/strong\u003e for durability and control\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow VOC resin system\u003c\/strong\u003e improves grain adhesion and safety\u003c\/li\u003e\n  \u003cli\u003eConsistent scratch pattern for reliable surface preparation\u003c\/li\u003e\n  \u003cli\u003eFits all 3\" grip backing plates — any hole configuration\u003c\/li\u003e\n  \u003cli\u003eExcellent performance on soft and hard surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSMSDistributors.com Expert Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eMirka Iridium 3\" Discs\u003c\/strong\u003e are ideal for technicians who need precision sanding in tight areas, contours, edges, and small surfaces. The ceramic\/aluminum oxide blend provides a noticeably more aggressive initial cut compared to standard aluminum oxide discs, making Iridium perfect for \u003cstrong\u003espot repair, leveling filler, paint removal, and intermediate sanding\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003edust‑repellent precision coating\u003c\/strong\u003e keeps the abrasive cutting clean longer, especially on primers, paints, and composite materials. Combined with the optimized 20‑hole pattern, Iridium offers excellent dust extraction performance for compact sanders.\u003c\/p\u003e\n\n\u003cp\u003eIridium’s flexible latex C‑paper backing maintains strong grain adhesion even under heavy use, and the discs perform exceptionally well on both \u003cstrong\u003esoft and hard surfaces\u003c\/strong\u003e. For shops looking to reduce sanding steps, improve consistency, and increase abrasive life, Iridium is one of Mirka’s most advanced sanding disc families.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 3\" (77mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrain:\u003c\/strong\u003e Ceramic + Aluminum Oxide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Gray\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAttachment:\u003c\/strong\u003e Grip (hook \u0026amp; loop)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBacking:\u003c\/strong\u003e Latex C‑weight paper\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBonding:\u003c\/strong\u003e Low VOC resin system\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrits:\u003c\/strong\u003e 40, 60, 80, 120, 150, 180, 240, 320, 400, 600\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Semi‑open\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHole Pattern:\u003c\/strong\u003e 20‑hole\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 50 discs per box\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eGrit Selection Guide\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e40–60 grit:\u003c\/strong\u003e Heavy stock removal, shaping, paint removal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e80–120 grit:\u003c\/strong\u003e Leveling filler, intermediate sanding\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e150–240 grit:\u003c\/strong\u003e Surface prep, smoothing wood and composites\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e320–400 grit:\u003c\/strong\u003e Pre‑finish sanding, primer prep\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e600 grit:\u003c\/strong\u003e Fine finishing, clear coat prep, blending\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBest For\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomotive spot repair and refinishing\u003c\/li\u003e\n  \u003cli\u003eMarine gelcoat and composite sanding\u003c\/li\u003e\n  \u003cli\u003eWoodworking and furniture finishing\u003c\/li\u003e\n  \u003cli\u003ePaint removal and surface preparation\u003c\/li\u003e\n  \u003cli\u003eSolid surface and countertop fabrication\u003c\/li\u003e\n  \u003cli\u003eGeneral sanding across soft and hard materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eVideo\u003c\/h2\u003e\n\u003cp\u003e\u003ciframe height=\"315\" width=\"560\" src=\"https:\/\/www.youtube.com\/embed\/sLUx1UIJfQQ\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\n\u003ch2\u003eAbout Us\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSMSDistributors.com\u003c\/strong\u003e is an authorized Mirka distributor supplying professional‑grade abrasives, sanding tools, and surface preparation products for automotive, marine, woodworking, and industrial applications. With over \u003cstrong\u003e15 years of experience\u003c\/strong\u003e, we provide fast shipping, expert support, and reliable products trusted by professionals nationwide.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Mirka, Iridium, Sanding Discs, Ceramic Abrasives, 3‑Inch Discs, Multi‑Hole Discs\u003c\/p\u003e\n","brand":"Mirka","offers":[{"title":"80 Grit","offer_id":51261367681276,"sku":"24-3MH-080","price":27.0,"currency_code":"USD","in_stock":true},{"title":"120 Grit","offer_id":51261367714044,"sku":"24-3MH-120","price":25.0,"currency_code":"USD","in_stock":true},{"title":"150 Grit","offer_id":51261367746812,"sku":"24-3MH-150","price":25.0,"currency_code":"USD","in_stock":true},{"title":"180 Grit","offer_id":51261367779580,"sku":"24-3MH-180","price":25.0,"currency_code":"USD","in_stock":true},{"title":"220 Grit","offer_id":51261367812348,"sku":"24-3MH-220","price":25.0,"currency_code":"USD","in_stock":true},{"title":"320 Grit","offer_id":51261367845116,"sku":"24-3MH-320","price":25.0,"currency_code":"USD","in_stock":true},{"title":"400 Grit","offer_id":51261367877884,"sku":"24-3MH-400","price":25.0,"currency_code":"USD","in_stock":true},{"title":"600 Grit","offer_id":51261367910652,"sku":"24-3MH-600","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1438\/9862\/files\/MirkaIridium3InchGripSandingDisc_4.jpg?v=1789347041","url":"https:\/\/www.finishingfocus.com\/products\/mirka-iridium-5-inch-20-vacuum-hole-grip-sanding-discs-24-3mh-series","provider":"FinishingFocus.com","version":"1.0","type":"link"}