{"product_id":"3m-7010294836-polisher-armature-120v-28391","title":"3M 7010294836 Polisher Armature 120V 28391","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe 3M 7010294836 is a replacement armature designed for the 3M 28391 Electric Polisher operating at 120 volts. The armature is the rotating core of the motor assembly, responsible for converting electrical energy into the mechanical rotation that drives the polishing head. When an armature fails due to wear, heat damage, or electrical fault, the entire polisher loses function. This part restores the tool to full working condition without requiring full-unit replacement. Installation is performed by qualified repair technicians familiar with electric power tool motor assemblies.\u003c\/p\u003e\n\u003cp\u003eThis armature is used as a direct replacement component within the 3M 28391 Electric Polisher, a tool commonly found in automotive finishing, marine detailing, and surface preparation environments. The 28391 is a professional-grade electric polisher, and maintaining it with OEM-specified replacement parts ensures consistent motor performance and balanced rotation. This part is sold individually as a single-unit pack.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect OEM-replacement armature for the 3M 28391 Electric Polisher\u003c\/li\u003e\n  \u003cli\u003eRated for 120-volt electric polisher motor assembly\u003c\/li\u003e\n  \u003cli\u003eRestores rotational drive function when original armature fails\u003c\/li\u003e\n  \u003cli\u003eSold as a single unit, minimum order quantity of one\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement armature for the 3M 28391 Electric Polisher.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eArmature replacement in electric power tools should be performed by a qualified repair technician with experience in motor disassembly. Disconnect the tool from all power sources before beginning any service work. Refer to the official 3M 28391 Owners Manual Parts List and tool schematic for correct disassembly sequence and component orientation. Do not energize the tool until full reassembly is complete and all fasteners are secured.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 120 volts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Tool\u003c\/strong\u003e: 3M 28391 Electric Polisher\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: Pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 00051141309248\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: 3M\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 7010294836\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":51346229395762,"sku":"7010294836","price":265.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310533319.jpg?v=1782074618","url":"https:\/\/voomisupply.com\/products\/3m-7010294836-polisher-armature-120v-28391","provider":"Voomi Supply","version":"1.0","type":"link"}