{"product_id":"silicon-carbide-mounted-points-knife-edge-wheel","title":"Proxxon Silicon Carbide Mounted Points — 2-Piece, Knife-Edge Wheel, 2.35mm Shank, Glass, Ceramic \u0026 Hard Steel (No. 28272)","description":"\u003cp\u003eThe \u003cstrong\u003eProxxon Silicon Carbide Mounted Points (No. 28272)\u003c\/strong\u003e are a 2-piece set of knife-edge wheel profile rotary grinding points for Proxxon Micromot tools, on 2.35mm shanks. The knife-edge wheel profile is designed for precise line engraving, sharp groove work, and fine detail cutting in glass, ceramics, porcelain, and stone — where the thin edge delivers controlled, narrow cuts that broader profiles cannot achieve.\u003c\/p\u003e\n\n\u003cp\u003eSilicon carbide abrasive with fine, consistent grit particles is the correct choice for these hard, brittle materials — harder than aluminum oxide, it cuts cleanly without glazing. Also suitable for grinding cast steel, cast iron, and other hard steels.\u003c\/p\u003e\n\n\u003ch2\u003eProfile Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnife-edge wheel\u003c\/strong\u003e — for precise line engraving, sharp V-grooves, and fine detail cutting in glass, ceramics, and stone\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGlass line engraving and frosting (monograms, lettering, decorative work)\u003c\/li\u003e\n\u003cli\u003eCeramics and porcelain fine engraving\u003c\/li\u003e\n\u003cli\u003eStone line cutting and engraving\u003c\/li\u003e\n\u003cli\u003eCast steel and cast iron grinding\u003c\/li\u003e\n\u003cli\u003eHard steel grinding and deburring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e No. 28272\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbrasive:\u003c\/strong\u003e Silicon carbide (fine, consistent grit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfile:\u003c\/strong\u003e Knife-edge wheel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e 2.35mm (3\/32\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 pieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Glass, ceramics, porcelain, stone, cast steel, cast iron, hard steels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSilicon Carbide Mounted Point Family\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/proxxon-silicon-carbide-mounted-points-2-piece-flame-taper-2-35mm-shank-glass-ceramic-hard-steel-no-28270\"\u003eFlame \u0026amp; Taper — 2-Piece (No. 28270)\u003c\/a\u003e — for curved surface engraving, contouring, and pointed detail work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnife-Edge Wheel — 2-Piece \/ No. 28272 (this set)\u003c\/strong\u003e — for precise line engraving and sharp groove work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWorks Well With\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/proxxon-professional-rotary-tool-ibs-e-100w-5-000-20-000-rpm-6-collets-34-bits-included-no-38481\"\u003eProfessional Rotary Tool IBS\/E (No. 38481)\u003c\/a\u003e — collet-based 100W Micromot tool with 2.35mm collet\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/proxxon-precision-rotary-tool-fbs-115-e-100w-5-000-20-000-rpm-keyless-chuck-no-38472\"\u003ePrecision Rotary Tool FBS 115\/E (No. 38472)\u003c\/a\u003e — keyless chuck 100W Micromot tool\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/proxxon-high-speed-engraver-gg-12-20-000-rpm-12v-diamond-bit-included-no-28592\"\u003eHigh-Speed Engraver GG 12 (No. 28592)\u003c\/a\u003e — dedicated engraving tool for fine glass and ceramic detail work\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/proxxon-silicon-carbide-mounted-points-2-piece-flame-taper-2-35mm-shank-glass-ceramic-hard-steel-no-28270\"\u003eSilicon Carbide Mounted Points — Flame \u0026amp; Taper (No. 28270)\u003c\/a\u003e — complementary profiles for curved and pointed engraving work\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/proxxon-silicon-carbide-grinding-wheels-10-pack-o22mm-7-8-2-35mm-shank-cast-iron-steel-no-28304\"\u003eSilicon Carbide Grinding Wheels — 10-Pack (No. 28304)\u003c\/a\u003e — flat wheel sibling for broader grinding surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/proxxon-micromot-steel-collet-set-6-piece-1-0-3-2mm-with-clamping-nut-holder-no-28940\"\u003eMICROMOT Steel Collet Set — 6-Piece (No. 28940)\u003c\/a\u003e — includes 2.35mm collet to match these shanks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eReturns can only be accepted for unused product in its original packaging. A copy of the original packing slip or invoice is required. For warranty claims please call 1-877-776-9966. See our full \u003ca href=\"\/pages\/refund-policy\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ereturn and refund policy\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cspan class=\"js-reveal\" data-reveal-target=\".js-reveal-container\"\u003eCalifornia Residents Prop 65 Information\u003c\/span\u003e\n\u003cdiv class=\"js-reveal-container\" data-reveal-mode=\"slide\"\u003e\n\u003cbr\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1643\/2529\/files\/exclamation-mark-24144_large.png?v=1511288737\" alt=\"\" width=\"16\" height=\"14\" border=\"0\" align=\"left\" style=\"margin: 6px 6px 0 0;\"\u003eWARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to \u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e.\u003c\/div\u003e","brand":"Proxxon","offers":[{"title":"Default Title","offer_id":51229998350560,"sku":"28272","price":4.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/28272.jpg?v=1774616229","url":"https:\/\/protoolhaus.com\/products\/silicon-carbide-mounted-points-knife-edge-wheel","provider":"Pro Tool Haus","version":"1.0","type":"link"}