{"product_id":"3m-909-medium-coarse-sanding-sponge","title":"3M 909 Medium\/Coarse Sanding Sponge","description":"\u003cp\u003eThe \u003cstrong\u003e3M 909 Medium\/Coarse Sanding Sponge\u003c\/strong\u003e is a flexible foam abrasive for small-area preparation. It measures 3-3\/4 by 2-5\/8 inches and is 1 inch thick. This medium\/coarse version can be used wet or dry on wood, paint, metal, plastic and drywall, as the surface instructions allow.\u003c\/p\u003e\n\u003ch2\u003eWhy DIYers choose it\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMedium and coarse grades support different stages of surface preparation.\u003c\/li\u003e\n\u003cli\u003eThe flexible foam format suits small areas where a full sanding sheet may be awkward.\u003c\/li\u003e\n\u003cli\u003eWet or dry use gives you a choice that can be matched to the surface instructions.\u003c\/li\u003e\n\u003cli\u003eRinse and reuse the sponge after sanding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBest for\u003c\/h2\u003e\u003cp\u003eSmall preparation areas on wood, paint, metal, plastic and drywall. Choose the grade for the finish you need, then test an inconspicuous area. This is the medium\/coarse model, rather than the fine\/medium or extra-fine\/fine versions.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003e909\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003ctd\u003eMedium\/Coarse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e3-3\/4 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e2-5\/8 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThickness\u003c\/th\u003e\n\u003ctd\u003e1 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eForm\u003c\/th\u003e\n\u003ctd\u003eFlexible foam sanding sponge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUse\u003c\/th\u003e\n\u003ctd\u003eWet or dry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCleanup\u003c\/th\u003e\n\u003ctd\u003eRinse and reuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part #\u003c\/th\u003e\n\u003ctd\u003e909\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHow to apply\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eIdentify the surface and any existing coating. Follow its preparation and safety instructions, including whether wet sanding is suitable.\u003c\/li\u003e\n\u003cli\u003eChoose the grade for the preparation step and test a small, inconspicuous area before continuing.\u003c\/li\u003e\n\u003cli\u003eWhen sanding wood, work with the grain. Follow the surface and coating directions for other materials.\u003c\/li\u003e\n\u003cli\u003eProgress through finer abrasive grades as the required finish calls for them. This medium\/coarse sponge does not replace a finer finishing abrasive when the next coating needs one.\u003c\/li\u003e\n\u003cli\u003eCheck the prepared surface before the next finishing step. Rinse the sponge for reuse.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eGood to know\u003c\/h2\u003e\u003cp\u003eCheck the required finish before choosing an abrasive grade. A coarse preparation step and a fine finishing step serve different purposes. Wet-sanding capability does not make every surface suitable for water. Before sanding old paint, establish its hazards and required dust controls. Follow the surface and coating instructions through preparation, sanding and cleanup.\u003c\/p\u003e\n\u003ch2\u003eQuestions shoppers ask\u003c\/h2\u003e\n\u003ch3\u003eIs this the fine\/medium version?\u003c\/h3\u003e\u003cp\u003eNo. Model 909 is the medium\/coarse version. Select another grade when the preparation instructions call for a finer abrasive.\u003c\/p\u003e\n\u003ch3\u003eCan I use it wet?\u003c\/h3\u003e\u003cp\u003eYes, it is intended for wet or dry use. Confirm that wet sanding suits the surface and existing coating before adding water.\u003c\/p\u003e\n\u003ch3\u003eHow do I clean it for another use?\u003c\/h3\u003e\u003cp\u003eRinse the sponge after sanding. The rinse-and-reuse instruction is part of the product's care guidance.\u003c\/p\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":67673364398390,"sku":"909-716-530","price":2.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0931\/9750\/0726\/files\/051131500372.jpg?v=1791583997","url":"https:\/\/projectweekenddiy.com\/products\/3m-909-medium-coarse-sanding-sponge","provider":"Project Weekend DIY","version":"1.0","type":"link"}