{"product_id":"schaefer-brush-93504-tube-brush-3-8-in-stainless-steel","title":"Schaefer Brush 93504 Tube Brush 3\/8 in Stainless Steel","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe SCHAEFER BRUSH 93504 is a double stem, single spiral tube brush designed for cleaning the interior of tubes, pipes, and bores. The brush features stainless steel bristles mounted on a stainless steel construction, making it suitable for use in environments where corrosion resistance and durability are required. The overall length is 6.25 inches, with a brush diameter of 0.375 inches and a brush length of 4 inches. It connects via an 8-32 male threaded fitting, allowing it to be used with compatible extension handles or power drive equipment. HVAC technicians, plumbers, and maintenance professionals commonly use this type of brush for cleaning heat exchanger tubes, condensate drain lines, and small-bore pipe fittings.\u003c\/p\u003e\n\u003cp\u003eThis tube brush is suited for light-duty cleaning tasks in residential and commercial HVAC, plumbing, and general maintenance applications. Its compact diameter makes it well-suited for accessing narrow tubes and passages where larger brushes cannot fit. The 8-32 male threaded connection provides a secure attachment point for extension rods or power brushing equipment. It is sold and packaged individually.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eDouble stem, single spiral construction provides consistent bristle contact along the full brush length\u003c\/li\u003e\n  \u003cli\u003eStainless steel bristles resist corrosion and hold up to repeated use in wet or chemically active environments\u003c\/li\u003e\n  \u003cli\u003e0.375 inch brush diameter for cleaning narrow tubes and small-bore passages\u003c\/li\u003e\n  \u003cli\u003e4 inch brush length with 6.25 inch overall length for reach into tight spaces\u003c\/li\u003e\n  \u003cli\u003e8-32 male threaded connection compatible with standard extension handles and drive equipment\u003c\/li\u003e\n  \u003cli\u003eLightweight at 0.1 pounds for easy one-handed use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use with standard 8-32 threaded extension rods and compatible power brushing equipment. Suitable as a cleaning tool in residential and commercial HVAC, plumbing, and general maintenance applications requiring a 3\/8 inch diameter tube brush.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eThread the 8-32 male connection securely into a compatible extension handle or chuck before use. Ensure the system or equipment being cleaned is powered down, depressurized, and isolated before inserting the brush into any tube or pipe. Use appropriate personal protective equipment when working with cleaning chemicals or in confined spaces. Inspect the bristles and stem for wear or deformation before each use and replace if damaged.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrush Diameter\u003c\/strong\u003e: 3\/8 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrush Length\u003c\/strong\u003e: 4 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 6.25 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBristle Material\u003c\/strong\u003e: Stainless Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrush Material\u003c\/strong\u003e: Stainless Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type\u003c\/strong\u003e: 8-32 Male Threaded\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction Type\u003c\/strong\u003e: Double Stem, Single Spiral\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.1 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SCHAEFER BRUSH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 93504\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SCHAEFER BRUSH","offers":[{"title":"Default Title","offer_id":51542149628210,"sku":"93504","price":25.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/d998a6a4d699d0cde5127503609cbbdd.jpg?v=1785893693","url":"https:\/\/voomisupply.com\/products\/schaefer-brush-93504-tube-brush-3-8-in-stainless-steel","provider":"Voomi Supply","version":"1.0","type":"link"}