{"product_id":"wa-2pack-9-x-7-8-high-performance-40-aluminum-oxide-flap-discs-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-9-inch-grit-40-230mm-x-22mm","title":"2 PACK 9\" x 7\/8\" Aluminum Oxide Type 27 Flap Discs, 40 Grit","description":"\u003cp\u003eWhitby Abrasives 9\" Type 27 flap discs combine aggressive grinding and finishing in a single abrasive for large 9\" angle grinders. Built on premium aluminum oxide cloth over a rigid fiberglass backing, this 2-pack of 40-grit discs removes welds, rust, paint, and heavy stock fast, then blends the surface smooth — all in one step.\u003c\/p\u003e\u003cp\u003eThe Type 27 (flat) profile is ideal for flat surface and edge work, giving you broad, controlled contact across steel, stainless steel, and wood. The coarse 40 grit makes quick work of weld beads, mill scale, and rough stock on big jobs.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGrinds and finishes in one step — replaces a separate grinding wheel and sanding disc\u003c\/li\u003e\n\u003cli\u003ePremium aluminum oxide grain cuts fast and stays sharp on metal and wood\u003c\/li\u003e\n\u003cli\u003eLarge 9\" diameter covers more surface for faster work on big jobs\u003c\/li\u003e\n\u003cli\u003eRigid fiberglass backing plate runs cool and resists cracking\u003c\/li\u003e\n\u003cli\u003eType 27 flat profile for surface and edge grinding\u003c\/li\u003e\n\u003cli\u003eFits 9\" angle grinders with a 7\/8\" arbor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWeld grinding and blending\u003c\/li\u003e\n\u003cli\u003eHeavy stock and mill-scale removal\u003c\/li\u003e\n\u003cli\u003eRust, paint, and coating removal\u003c\/li\u003e\n\u003cli\u003eSurface finishing on steel and stainless steel\u003c\/li\u003e\n\u003cli\u003eWoodworking and shaping\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlap Disc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAbrasive \/ material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9 in (230 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eArbor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7\/8 in (22 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisc type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eType 27 (flat)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGrit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 (coarse)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePack quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhitby Abrasives Inc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is a flap disc used for?\u003c\/strong\u003e\u003cbr\u003eA: It grinds and finishes in one step — weld blending, deburring, rust and paint removal, and surface finishing on metal and wood.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the difference between Type 27 and Type 29 flap discs?\u003c\/strong\u003e\u003cbr\u003eA: Type 27 is flat for surface and edge work on flat areas; Type 29 is conical for more aggressive stock removal and better contact on edges and contours.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What grinder do these fit?\u003c\/strong\u003e\u003cbr\u003eA: 9 inch angle grinders with a 7\/8 inch arbor.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which grit should I choose?\u003c\/strong\u003e\u003cbr\u003eA: This is a coarse 40 grit for heavy stock removal and weld grinding; step up to finer grits to blend and finish.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Do you ship within Canada?\u003c\/strong\u003e\u003cbr\u003eA: Yes — Whitby Abrasives is a Canadian company and ships across Canada.\u003c\/p\u003e\u003ch2\u003eWhy choose Whitby Abrasives\u003c\/h2\u003e\u003cp\u003eWhitby Abrasives Inc. is a Canadian supplier of professional grinding, cutting, sanding, and finishing abrasives. We focus on consistent quality, fair pricing, and fast shipping across Canada so fabricators, welders, woodworkers, contractors, and DIYers get abrasives that perform job after job. Have a question about sizing or the right grit for your project? Our team is happy to help.\u003c\/p\u003e","brand":"Whitby Abrasives","offers":[{"title":"Default Title","offer_id":47964409528541,"sku":null,"price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/2693\/0141\/files\/e0685784.jpg?v=1777666713","url":"https:\/\/whitbyabrasives.ca\/fr\/products\/wa-2pack-9-x-7-8-high-performance-40-aluminum-oxide-flap-discs-sanding-disc-grinding-wheel-for-angle-grinder-metal-stainless-steel-woodworking-9-inch-grit-40-230mm-x-22mm","provider":"Whitby Abrasives Inc.","version":"1.0","type":"link"}