{"product_id":"scary-sharp-sharpening-system-3m-psa-aluminum-oxide-lapping-microfinishing-film-7-sheets-4-25-x11","title":"Scary Sharp Sharpening System: 3M PSA Aluminum Oxide Lapping Microfinishing Film (7 sheets 4.25”x11”)","description":"\u003cp\u003e\u003cb\u003eJonathan’s Hot Take:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe Scary Sharp System is the MOST affordable way to start hand tool sharpening.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eWhether it’s to sharpen chisels, hand plane blades\/irons, knives, or any other hand tool, this system is all you need to get a truly “scary” razor sharp edge.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThis set includes \u003c\/span\u003e\u003cb\u003e7 sheets\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e of 3M PSA Aluminum Oxide Lapping Microfinishing Film (each 4 ¼ inches x 11 inches) in the following grits\/micron sizes and corresponding colors:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e300 grit \/ 40 μm \/ blue\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e600 grit \/ 30 μm \/ green\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e1,200 grit \/ 12 μm \/ yellow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e1,800 grit \/ 9 μm \/ light blue\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e8,000 grit \/ 3 μm \/ pink\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e14,000 grit \/ 1 μm \/ light green\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003e60,000 grit \/ 0.3 μm \/ white\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cb\u003eNOTE:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e The lapping sheets are not labeled. Use this guide as a reference to know which colors correspond to which grits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eFrom establishing a new bevel to final polishing and stropping, this range of grits is all you need to sharpen your woodworking tools.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe Scary Sharp System can produce as sharp of an edge as any high-end sharpening system — at a fraction of the cost.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe Pressure Sensitive Adhesive (PSA) backing on each sheet makes it easy to apply to a hard flat surface. We recommend granite, tile, float glass, or melamine.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eTile is my favorite because it’s inexpensive, flat, and easy to find. Here are the ones I purchased from Home Depot. \u003c\/span\u003e\u003ca href=\"https:\/\/bit.ly\/flattile\"\u003e\u003cspan style=\"font-weight: 400;\"\u003ehttps:\/\/bit.ly\/flattile\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eGranite or Marble cut-offs can be purchased by calling a company specialized in stone counter tops and asking if they have offcuts you can buy or take off their hands.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eIf you use melamine, make sure to seal the edges with something like Titebond Quick and Thick (\u003c\/span\u003e\u003ca href=\"https:\/\/amzn.to\/3m0e9RJ\"\u003e\u003cspan style=\"font-weight: 400;\"\u003ehttps:\/\/amzn.to\/3m0e9RJ\u003c\/span\u003e\u003c\/a\u003e\u003cspan style=\"font-weight: 400;\"\u003e)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eFloat Glass is great because it’s flat, but I find it chips easily and has pretty jagged edges. Tempered glass would work well too as long as it’s flat and is a lot more durable. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eYou can tell if something is flat by holding a straight edge across it and looking to see if light comes through anywhere on the bottom.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eFor more information on the Scary Sharp System, check out\u003ca href=\"https:\/\/www.youtube.com\/watch?v=GBjiEmN5HzA\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e my video here\u003c\/a\u003e where I test different sharpening systems\u003c\/span\u003e\u003c\/p\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":44561223155882,"sku":"3MSSSS","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/6358\/3402\/products\/LAPPING_FILM_SET_2.jpg?v=1681159905","url":"https:\/\/kmtools.mom\/products\/scary-sharp-sharpening-system-3m-psa-aluminum-oxide-lapping-microfinishing-film-7-sheets-4-25-x11","provider":"KM Tools","version":"1.0","type":"link"}