{"product_id":"roll-lock-sanding-disc-2-50mm-24-240-grit","title":"2‑Inch 50mm R‑Type Roll Lock Sanding Discs — 24 to 240 Grit Quick‑Change Abrasive for Die Grinders","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=yes\"\u003e\u003c\/p\u003e\n\u003c!-- ===== 产品描述区块 直接复制到 Shopify 商品描述区 ===== --\u003e\n\u003cstyle\u003e\n        .homediyer-rolllock-2inch-wrapper {\n            all: initial;\n            display: block;\n            font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n            line-height: 1.5;\n            color: #1e1e1e;\n            max-width: 100%;\n            margin: 0;\n            padding: 0;\n            box-sizing: border-box;\n        }\n        .homediyer-rolllock-2inch-wrapper *,\n        .homediyer-rolllock-2inch-wrapper *::before,\n        .homediyer-rolllock-2inch-wrapper *::after 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            padding: 12px 8px;\n                font-size: 0.9rem;\n            }\n            .homediyer-rolllock-2inch-wrapper .feature-emoji {\n                font-size: 1.8rem;\n                min-width: 40px;\n            }\n        }\n        .homediyer-rolllock-2inch-wrapper .table-responsive {\n            overflow-x: auto;\n            -webkit-overflow-scrolling: touch;\n            margin: 10px 0;\n        }\n    \u003c\/style\u003e\n\u003cdiv class=\"homediyer-rolllock-2inch-wrapper\"\u003e\n\u003cdiv class=\"homediyer-container\"\u003e\n\u003c!-- 产品概述 --\u003e\n\u003cdiv class=\"homediyer-overview\"\u003e\n\u003cstrong\u003e🌀 Professional‑Grade Quick‑Change Abrasives — 2‑Inch (50mm) R‑Type Roll Lock Sanding Discs 24–240 Grit.\u003c\/strong\u003e Equip your die grinder with abrasives that combine convenience, durability, and versatility. These 2‑inch roll‑lock discs feature an R‑type quick‑change hub that allows tool‑free disc swaps in seconds—simply twist off the worn disc and snap on a fresh one. The premium aluminum oxide grain delivers consistent cutting performance across a comprehensive grit range, from aggressive P24 stock removal to fine P240 finishing. The compact 2‑inch diameter provides excellent control for weld blending, surface preparation, rust removal, and detail work on metal, wood, fiberglass, and composites. A reliable choice for automotive body shops, fabricators, metalworkers, and serious DIYers.\u003c\/div\u003e\n\u003c!-- 产品特点（h2 + h3结构） --\u003e\n\u003ch2 class=\"homediyer-section-title\"\u003e⚙️ Key Features of the 2‑Inch Roll Lock Sanding Discs\u003c\/h2\u003e\n\u003cdiv class=\"homediyer-feature-list\"\u003e\n\u003cdiv class=\"homediyer-feature-item\"\u003e\n\u003cdiv class=\"feature-emoji\"\u003e🌀\u003c\/div\u003e\n\u003cdiv class=\"feature-text\"\u003e\n\u003ch3\u003eR‑Type Quick‑Change Hub\u003c\/h3\u003e\n\u003cp\u003eTwist‑on, twist‑off design enables disc changes in seconds without tools. Compatible with standard 2‑inch roll‑lock backing pads for straight and angle die grinders.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"homediyer-feature-item\"\u003e\n\u003cdiv class=\"feature-emoji\"\u003e📏\u003c\/div\u003e\n\u003cdiv class=\"feature-text\"\u003e\n\u003ch3\u003eWide Grit Range: 24 – 240\u003c\/h3\u003e\n\u003cp\u003eCovers every stage of surface preparation. P24–P36 for aggressive stock removal and weld blending. P60–P80 for general-purpose sanding. P120–P240 for smoothing and finishing before paint or coating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"homediyer-feature-item\"\u003e\n\u003cdiv class=\"feature-emoji\"\u003e📐\u003c\/div\u003e\n\u003cdiv class=\"feature-text\"\u003e\n\u003ch3\u003e2‑Inch (50mm) Diameter — Precision Control\u003c\/h3\u003e\n\u003cp\u003eThe compact size reaches into corners, weld seams, and contoured surfaces while providing excellent visibility and control. Small enough for detail work, large enough for efficient material removal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"homediyer-feature-item\"\u003e\n\u003cdiv class=\"feature-emoji\"\u003e🛡️\u003c\/div\u003e\n\u003cdiv class=\"feature-text\"\u003e\n\u003ch3\u003ePremium Aluminum Oxide Abrasive\u003c\/h3\u003e\n\u003cp\u003eHigh‑density grain distribution delivers consistent cutting action and extended disc life. Unique safety torque spiral design enhances wear resistance and grinding efficiency.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"homediyer-feature-item\"\u003e\n\u003cdiv class=\"feature-emoji\"\u003e⚙️\u003c\/div\u003e\n\u003cdiv class=\"feature-text\"\u003e\n\u003ch3\u003eVersatile Across Industries\u003c\/h3\u003e\n\u003cp\u003eIdeal for automotive refinishing (weld blending, paint prep, scratch removal), metal fabrication (deburring, rust removal, surface conditioning), woodworking, plastic repair, and marine applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"homediyer-feature-item\"\u003e\n\u003cdiv class=\"feature-emoji\"\u003e🧰\u003c\/div\u003e\n\u003cdiv class=\"feature-text\"\u003e\n\u003ch3\u003eCost‑Effective Performance\u003c\/h3\u003e\n\u003cp\u003eThe roll‑lock design maximizes usable disc area and reduces waste compared to adhesive‑backed discs. Premium materials ensure longer service life, delivering excellent value for professional shops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 规格参数表格 --\u003e\n\u003ch2 class=\"homediyer-section-title\"\u003e📐 Technical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"table-responsive\"\u003e\n\u003ctable class=\"homediyer-specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisc Diameter\u003c\/td\u003e\n\u003ctd\u003e2 inch (50mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAttachment Type\u003c\/td\u003e\n\u003ctd\u003eR‑Type Roll Lock (quick‑change threaded hub)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrit Range\u003c\/td\u003e\n\u003ctd\u003eP24, P36, P60, P80, P120, P180, P240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAbrasive Material\u003c\/td\u003e\n\u003ctd\u003eAluminum Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacking Material\u003c\/td\u003e\n\u003ctd\u003eFiber backing with safety torque spiral design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eRed \/ Burgundy (varies by grit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003e2‑inch roll‑lock backing pads for die grinders (straight and angle)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuitable Materials\u003c\/td\u003e\n\u003ctd\u003eMetal, stainless steel, wood, fiberglass, plastics, body filler, composites\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003eWeld blending, surface prep, paint removal, deburring, rust removal, polishing, automotive, metalworking, woodworking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Includes\u003c\/td\u003e\n\u003ctd\u003eRoll lock sanding discs (quantity varies; select grit when ordering)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ 常见问题 --\u003e\n\u003ch2 class=\"homediyer-section-title\"\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"homediyer-faq-grid\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan class=\"q-icon\"\u003e🌀\u003c\/span\u003e What backing pad do I need for these 2‑inch discs?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eYou'll need a 2‑inch roll‑lock backing pad with the appropriate shank for your die grinder. Common shank sizes are 1\/4\" and 1\/8\". Ensure the backing pad is rated for the speed of your tool.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan class=\"q-icon\"\u003e📏\u003c\/span\u003e Which grit should I choose for weld blending?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eStart with P36 or P60 for rapid weld seam removal and shaping. Progress through P80 for smoothing, then P120 or P180 to refine the surface before paint or coating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan class=\"q-icon\"\u003e⚙️\u003c\/span\u003e Can I use these discs on stainless steel?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eYes. Aluminum oxide works effectively on stainless steel for weld blending, surface preparation, and finishing. For mirror polishing, follow with finer grits and polishing compounds.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan class=\"q-icon\"\u003e🛡️\u003c\/span\u003e How do roll‑lock discs compare to adhesive‑backed discs?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eRoll‑lock discs change faster—no adhesive cleanup required. They also tend to last longer because you can use the entire disc surface without waste from peeling and re‑sticking.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan class=\"q-icon\"\u003e🧰\u003c\/span\u003e What speed should I run these discs?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eFollow the speed rating of your backing pad and die grinder. Generally, 15,000–23,000 RPM is suitable for 2‑inch roll‑lock discs. Avoid excessive pressure—let the abrasive do the work.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 最后提醒 --\u003e\n\u003cdiv class=\"homediyer-tip\"\u003e⭐ \u003cstrong\u003ePro tip:\u003c\/strong\u003e For the smoothest finish when blending welds, use a slight rocking motion with the disc—this feathers the edges and prevents gouging. Always wear eye protection and a dust mask when operating die grinders.\u003c\/div\u003e\n\u003cdiv style=\"height: 8px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"24 Grit \/ 5","offer_id":52210918686994,"sku":"AATYHJSDYMJ0370x5","price":2.77,"currency_code":"USD","in_stock":true},{"title":"24 Grit \/ 20","offer_id":52210918719762,"sku":"AATYHJSDYMJ0370x20","price":7.93,"currency_code":"USD","in_stock":true},{"title":"24 Grit \/ 50","offer_id":52210918752530,"sku":"AATYHJSDYMJ0370x50","price":18.6,"currency_code":"USD","in_stock":true},{"title":"24 Grit \/ 100","offer_id":52210918785298,"sku":"AATYHJSDYMJ0370x100","price":36.39,"currency_code":"USD","in_stock":true},{"title":"24 Grit \/ 500","offer_id":52210918818066,"sku":"AATYHJSDYMJ0370x500","price":178.76,"currency_code":"USD","in_stock":true},{"title":"36 Grit \/ 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