{"product_id":"arc-abrasives-37112-resin-fiber-disc-4-5in-50-grit","title":"Arc Abrasives 37112 Resin Fiber Disc 4.5in 50 Grit","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe ARC ABRASIVES 37112 is a resin fiber disc engineered for aggressive material removal on steel, aluminum, and other non-ferrous metals. Measuring 4.5 inches in diameter with a 0.875-inch arbor hole, this 50-grit disc pairs a durable fiber backing with a resin bond and integrated grinding aid to sustain cut rate and reduce heat buildup during extended grinding passes. It is a consumable abrasive used by welders, fabricators, and metalworkers who need consistent stock removal on flat or contoured surfaces without clogging or glazing.\u003c\/p\u003e\u003cp\u003eThis disc fits standard 4.5-inch angle grinders commonly found in metal fabrication shops, welding bays, and maintenance environments. The 50-grit designation places it in the coarse cutting range, making it well suited for weld seam blending, rust and scale removal, and surface preparation before coating or inspection. It performs across a range of ferrous and non-ferrous base metals, including mild steel, stainless steel, and aluminum plate or sheet.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e50-grit coarse abrasive for aggressive stock removal and surface preparation\u003c\/li\u003e\n\u003cli\u003eIntegrated grinding aid reduces friction and heat on metal surfaces\u003c\/li\u003e\n\u003cli\u003eResin bond construction maintains grain exposure throughout disc life\u003c\/li\u003e\n\u003cli\u003eFiber backing provides rigidity and flexibility for flat and contoured grinding\u003c\/li\u003e\n\u003cli\u003eCompatible with 4.5-inch angle grinders via standard 0.875-inch arbor hole\u003c\/li\u003e\n\u003cli\u003eSuitable for steel, aluminum, and general non-ferrous metals\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a standard replacement resin fiber disc for 4.5-inch angle grinders used in metal fabrication, welding, and maintenance applications.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eResin fiber discs are installed and replaced by welders, fabricators, or maintenance technicians using a compatible backing pad and retaining nut on a 4.5-inch angle grinder. Confirm the grinder RPM rating meets or exceeds the disc maximum RPM before mounting. Inspect the disc for cracks or damage before each use and never mount a damaged disc. Wear appropriate PPE including a face shield and gloves during operation.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 4.5 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArbor Size\u003c\/strong\u003e: 0.875 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrit\u003c\/strong\u003e: 50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 1 pound\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: Pack\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: ARC ABRASIVES\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 37112\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARC ABRASIVES","offers":[{"title":"Default Title","offer_id":51345030938930,"sku":"37112","price":43.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310467907.jpg?v=1782048195","url":"https:\/\/voomisupply.com\/products\/arc-abrasives-37112-resin-fiber-disc-4-5in-50-grit","provider":"Voomi Supply","version":"1.0","type":"link"}