{"product_id":"carbon-steel-cup-brushes","title":"Proxxon Carbon Steel Cup Brushes 33\/64\" — 2-Pack (No. 28953)","description":"\u003cp\u003e\u003cstrong\u003eFlexible carbon steel wire cup brushes for aggressive surface cleaning, deburring, rust removal, and finishing on a wide range of materials.\u003c\/strong\u003e The cup profile delivers broad surface contact ideal for cleaning larger flat areas, weld seams, and surfaces in a single pass. The flexibility of the carbon steel wire makes these brushes highly conformable — adapting to contoured and irregular shapes that rigid abrasives can't follow.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBrush diameter: 33\/64\" (approx. 13mm)\u003c\/li\u003e\n  \u003cli\u003eStyle: cup brush\u003c\/li\u003e\n  \u003cli\u003eShank diameter: 2.35mm (3\/32\") — fits standard Micromot collets\u003c\/li\u003e\n  \u003cli\u003eBristle material: carbon steel wire (flexible)\u003c\/li\u003e\n  \u003cli\u003eQuantity: 2 brushes per pack\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eIdeal for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDeburring metal parts and castings\u003c\/li\u003e\n  \u003cli\u003eRust removal from flat surfaces and weld seams\u003c\/li\u003e\n  \u003cli\u003ePolishing and matting surfaces\u003c\/li\u003e\n  \u003cli\u003ePaint and lacquer removal\u003c\/li\u003e\n  \u003cli\u003eCleaning electrical components\u003c\/li\u003e\n  \u003cli\u003eWorking on contoured and irregular shapes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSuitable materials:\u003c\/strong\u003e metal, non-ferrous metals, precious metals, castings, plastics, semi-precious stones, stone, and wood.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCarbon steel vs. brass — which cup brush do you need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCarbon steel cup brush\u003c\/strong\u003e (this brush) — more aggressive, better for rust removal, paint stripping, and heavy deburring on larger surfaces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/products\/9633231339744\"\u003eBrass Cup Brushes 33\/64\"\u003c\/a\u003e\u003c\/strong\u003e — gentler, acid resistant and electrically neutral — safe for electronics and precious metals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eProxxon No. 28953\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cstrong\u003eWorks Well With:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/9633228423392\"\u003eProfessional Rotary Tool IBS\/E\u003c\/a\u003e — primary compatible Micromot rotary tool\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/9633227276512\"\u003eProxxon AC Adapter NG 5\/E with Electronic Speed Control (No. 38704)\u003c\/a\u003e — variable speed bench power for controlled brushing\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/9633227243744\"\u003eProxxon AC Adapter NG 2\/S (No. 38706)\u003c\/a\u003e — basic bench power supply for Micromot tools\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/9633231634656\"\u003eCarbon Steel Brushes 5\/16\", 2-Pack (No. 28951)\u003c\/a\u003e — smaller flat steel brush for detail and tight-access cleaning\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/9633231339744\"\u003eBrass Cup Brushes 33\/64\", 2-Pack (No. 28963)\u003c\/a\u003e — gentler brass alternative for delicate materials and electronics\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/9633237893344\"\u003eTool Holder for Rotary Tools\u003c\/a\u003e — mount your rotary tool hands-free for stationary brushing work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eReturns can only be accepted for unused product in its original packaging. In addition to the returned item\/items, a copy of the original packing slip or invoice is required. If proper paperwork is missing, PROXXON Inc. will not issue a credit. For warranty claims please call 1-877-776-9966. Please see our return and refund policy \u003ca href=\"\/pages\/refund-policy\" target=\"_blank\" rel=\"noopener noreferrer\"\u003ehere\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":51229978689760,"sku":"28953","price":11.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/3943\/1904\/files\/28953.jpg?v=1774616108","url":"https:\/\/protoolhaus.com\/products\/carbon-steel-cup-brushes","provider":"Pro Tool Haus","version":"1.0","type":"link"}