{"product_id":"dewalt-dw4945-4-1-2-inch-rubber-backing-pad-with-5-8-11-lock-nut","title":"DEWALT DW4945 - 4-1\/2-Inch Rubber Backing Pad with 5\/8-11 Lock Nut","description":"\u003cp\u003eThe DEWALT DW4945 4-1\/2-inch Rubber Backing Pad is an essential accessory for professional-grade surface preparation and finishing. Engineered for high-speed performance with fiber resin discs, this backing pad features a specialized turbo design with spiral vents. These vents facilitate constant airflow across the disc surface, significantly reducing heat buildup during intensive grinding and sanding applications. By maintaining a cooler operating temperature, the DW4945 effectively extends the service life of abrasive discs by up to 50% while ensuring consistent material removal and a superior finish.\u003c\/p\u003e\u003ch3\u003ePerformance Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e Integrated spiral vents (Turbo design) create airflow to dissipate heat, preventing disc glazing and extending abrasive life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Construction:\u003c\/strong\u003e Steel-reinforced rubber body provides the ideal balance of flexibility and rigidity for aggressive grinding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Features a standard 5\/8\"-11 threaded arbor for direct mounting to most 4-1\/2\" angle grinders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Rating:\u003c\/strong\u003e Precision-balanced to operate safely at speeds up to 12,000 RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Grade Materials:\u003c\/strong\u003e Crafted from high-quality raw materials to withstand the rigors of metal fabrication and masonry work.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-1\/2 Inches (115mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eArbor Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5\/8\"-11 Threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSteel-Reinforced Rubber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12,000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDensity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMedium-Soft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBacking for Fiber Resin Discs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e(1) DEWALT DW4945 4-1\/2\" Rubber Backing Pad\u003c\/li\u003e\n\u003cli\u003e(1) 5\/8\"-11 Steel Locking Nut\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DEWALT","offers":[{"title":"Default Title","offer_id":54210813493614,"sku":"DW4945","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0057\/0333\/6025\/files\/Untitled-June22_2026at08.07.43-2026-06-29T091222.721_1.jpg?v=1782699243","url":"https:\/\/wiselinetools.ca\/products\/dewalt-dw4945-4-1-2-inch-rubber-backing-pad-with-5-8-11-lock-nut","provider":"Wise Line Tools","version":"1.0","type":"link"}