{"product_id":"weha-matrix-4-x-1-4-rodding","title":"Weha Matrix 4\" x 1\/4\" Turbo Rodding Blade — Diamond Rodding Blade for Granite, Marble \u0026 Engineered Stone","description":"\u003cp\u003eThe compact 4\" rodding blade for tight spaces and smaller grinders. The \u003cstrong\u003eWeha Matrix 4\" x 1\/4\" Turbo Rodding Blade\u003c\/strong\u003e is a diamond blade engineered to cut the reinforcement channel for 1\/8\" fiberglass and metal rods in granite, marble, engineered stone, quartz, quartzite, and concrete countertops. Same dual-blade construction as the 5\" Turbo Rodding Blade — in a 4\" format for use with smaller angle grinders or in tighter working conditions.\u003c\/p\u003e\n\n\u003ch2\u003eHow It Works\u003c\/h2\u003e\n\u003cp\u003eThe Matrix Rodding Blade is constructed from two Weha EB blades separated by a 1\/8\" metal spacer, all welded together as a single unit. As the blade cuts, the stone between the two blades is expelled through cooling holes, leaving a clean, square 1\/4\" groove ready for rod installation — no secondary cleanup pass required.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 4\" x 1\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiamond height:\u003c\/strong\u003e 10mm (full height)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArbor:\u003c\/strong\u003e 7\/8\", 20mm, 5\/8\" (multi-arbor)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax RPM:\u003c\/strong\u003e 12,200\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Wet or dry\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove width:\u003c\/strong\u003e 1\/4\" (fits standard 1\/8\" fiberglass and metal rods)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatible Materials\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGranite and marble countertops\u003c\/li\u003e\n\u003cli\u003eEngineered stone and quartz\u003c\/li\u003e\n\u003cli\u003eQuartzite and natural stone\u003c\/li\u003e\n\u003cli\u003eConcrete countertops\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e4\" vs 5\" — Which Rodding Blade Do You Need?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatrix 4\" (this product)\u003c\/strong\u003e — compact format; ideal for smaller angle grinders, tighter working conditions, or operators who prefer a lighter tool\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-5-turbo-rodding-blade\"\u003e\u003cstrong\u003eWeha 5\" Turbo Rodding Blade\u003c\/strong\u003e\u003c\/a\u003e — larger format; faster material removal on open countertop runs; preferred for high-volume production rodding\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-blade construction\u003c\/strong\u003e — two EB blades welded with 1\/8\" spacer; expels stone cleanly for a perfect square groove\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurbo speed\u003c\/strong\u003e — cuts rodding channels as fast as a standard turbo blade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10mm full diamond height\u003c\/strong\u003e — extended blade life for production rodding work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/4\" groove width\u003c\/strong\u003e — precise fit for standard fiberglass and metal reinforcement rods\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-arbor\u003c\/strong\u003e — fits 7\/8\", 20mm, and 5\/8\" arbors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWet or dry use\u003c\/strong\u003e — flexible for shop and jobsite applications\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\/weha-steel-carbon-fiber-rodding\"\u003eWeha Steel Carbon Fiber Rodding\u003c\/a\u003e — the rodding material that installs into the 1\/4\" channel cut by this blade\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-5-turbo-rodding-blade\"\u003eWeha 5\" Turbo Rodding Blade\u003c\/a\u003e — larger 5\" format for high-volume production rodding\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-5-wx2-multi-blade\"\u003eWeha 5\" WX2 Multi Blade\u003c\/a\u003e — 3-in-1 alternative that also functions as a rodding blade\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/weha-4-flap-diamond-cup-wheel\"\u003eWeha 4\" Flap Diamond Cup Wheel\u003c\/a\u003e — for surface grinding and cleanup around the rodding channel area\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/tenax-colored-knife-grade-polyester\"\u003eTenax Colored Knife Grade Polyester\u003c\/a\u003e — for filling and finishing the rodded seam after installation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Weha","offers":[{"title":"Default Title","offer_id":51164348055776,"sku":"50287","price":41.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/50287-4_-Diamond-Rodding-Turbo-Blade.jpg?v=1774356830","url":"https:\/\/protoolhaus.com\/products\/weha-matrix-4-x-1-4-rodding","provider":"Pro Tool Haus","version":"1.0","type":"link"}