{"product_id":"weiler-90319-end-brush-3-4-in-knotted-steel-wire-6mm-shank","title":"Weiler 90319 End Brush 3\/4 in Knotted Steel Wire 6mm Shank","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe WEILER 90319 is a knotted wire end brush designed for aggressive surface conditioning, weld cleaning, and deburring on metal workpieces. Built with a steel wire fill and a 6 mm round shank, it mounts directly into a die grinder or rotary tool for fast, controlled brush work. Wire diameter falls in the 0.0101 to 0.0200 inch range, providing an assertive cutting action suited to removing scale, rust, slag, and light burrs. The brush runs at up to 22,000 RPM, making it compatible with most standard die grinder speeds. Installers and fabricators in mechanical, HVAC, and industrial service trades reach for this style of brush when preparing metal surfaces in tight or hard-to-reach areas.\u003c\/p\u003e\u003cp\u003eThis end brush is used in both shop and field environments where surface preparation or weld cleanup is required on steel, iron, and similar ferrous materials. The 3\/4 inch brush diameter keeps the working face compact for access into corners, ports, pipe ends, and recessed weld joints. It is a common consumable in HVAC, plumbing, and general mechanical fabrication work where joint or fitting prep is part of the workflow.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eKnotted steel wire fill for aggressive surface action and faster material removal\u003c\/li\u003e\n\u003cli\u003e3\/4 inch brush diameter sized for tight-access work in recessed areas\u003c\/li\u003e\n\u003cli\u003e6 mm shank diameter fits standard die grinder collets\u003c\/li\u003e\n\u003cli\u003e22,000 RPM maximum speed rating compatible with most die grinders\u003c\/li\u003e\n\u003cli\u003eHollow center construction reduces weight at the working end\u003c\/li\u003e\n\u003cli\u003eShank included — ready to mount with no additional hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use with die grinders and rotary tools that accept a 6 mm round shank and operate at or below 22,000 RPM.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and operation should be performed by qualified tradespeople familiar with rotary abrasive tools and applicable shop safety standards. Always confirm the tool RPM rating meets or exceeds the brush maximum RPM before mounting. Inspect the brush for damage before each use and replace if wires are broken or the shank shows wear. Wear appropriate eye protection and a face shield whenever operating wire brushes at speed.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrush Diameter\u003c\/strong\u003e: 3\/4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Type\u003c\/strong\u003e: Knotted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFill Material\u003c\/strong\u003e: Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Diameter Range\u003c\/strong\u003e: 0.0101 to 0.0200 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 6 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum RPM\u003c\/strong\u003e: 22,000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHollow Center\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Included\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.15 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31191521\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: WEILER\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 90319\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WEILER","offers":[{"title":"Default Title","offer_id":51544490377522,"sku":"90319","price":36.53,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/c6ef86e110eae0ac7831fb5598560ac9.jpg?v=1785927928","url":"https:\/\/voomisupply.com\/products\/weiler-90319-end-brush-3-4-in-knotted-steel-wire-6mm-shank","provider":"Voomi Supply","version":"1.0","type":"link"}