{"product_id":"busch-carbide-ram-roller-burnishers-6mm","title":"Busch Carbide 6mm Ram Roller Burnishers-22 or 32 Faces","description":"\u003cp\u003eChoose from 2 different carbide ram rollers, both 6mm diameter. One with 22 faces, the other with 36 faces. These are precision burnishers designed to hammer out porosity, scratches, and fire scale from precious metal castings. Ideal for gold, platinum, and silver work, they deliver fast, controlled surface refinement—leaving castings denser, smoother, and ready for final finishing.\u003c\/p\u003e\n\u003cp\u003e22 faces will cover a slightly broader area than the 36 face version.  The difference in effect is slight. \u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSolid carbide construction for long service life\u003c\/li\u003e\n\u003cli\u003eChoose from 22 faces or 36 faces\u003c\/li\u003e\n\u003cli\u003eCylindrical ram roller design for efficient porosity removal\u003c\/li\u003e\n\u003cli\u003eFaceted profiles enhance controlled surface compression\u003c\/li\u003e\n\u003cli\u003eMounted on 3\/32\" (2.35 mm) mandrels for flex shaft use\u003c\/li\u003e\n\u003cli\u003eMaximum working speed: 10,000 RPM\u003c\/li\u003e\n\u003cli\u003eDesigned for gold, platinum, and silver castings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eRoller Diameter\u003c\/th\u003e\n\u003ctd\u003e6.0 mm (0.24\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMandrel Diameter\u003c\/th\u003e\n\u003ctd\u003e3\/32\" (2.35 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Speed\u003c\/th\u003e\n\u003ctd\u003e10,000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufactured In\u003c\/th\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eBusch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAvailable Options\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eFace Count\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBAU118.470\u003c\/td\u003e\n\u003ctd\u003e22 Faces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBAU118.471\u003c\/td\u003e\n\u003ctd\u003e36 Faces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eUse light, controlled pressure at or below the maximum recommended speed. Keep the tool moving to prevent overheating and maintain consistent surface compression. Always wear appropriate eye protection when operating rotary tools.\u003c\/p\u003e\n\u003cp\u003eWant to buy several variants quickly? Open the Quick Order tab and add everything in one go.\u003c\/p\u003e","brand":"Busch Burs","offers":[{"title":"Faceted with 22 Faces","offer_id":43696895852758,"sku":"BAU118.470","price":64.85,"currency_code":"USD","in_stock":true},{"title":"Faceted with 36 Faces","offer_id":43696895885526,"sku":"BAU118.471","price":68.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/busch-carbide-ram-roller-burnishers-otto-frei.jpg?v=1719955369","url":"https:\/\/www.ottofrei.com\/products\/busch-carbide-ram-roller-burnishers-6mm","provider":"Otto Frei","version":"1.0","type":"link"}