{"product_id":"supra-mm-stiff-natural-bristle-brushes-9-16-thin-single-row-3-32-shank-pack-12","title":"Pack-12 Supra MM Stiff 9\/16\" Thin Single Row Natural Bristle Brushes-Mounted On 3\/32\" Shanks","description":"\u003cp\u003eThe \u003cstrong\u003eSupra MM Thin Single Row Natural Bristle Brushes\u003c\/strong\u003e are a premium choice for jewelers and metalsmiths who need precise, controlled finishing on intricate or hard-to-reach surfaces. At \u003cstrong\u003e9\/16\" in diameter\u003c\/strong\u003e, these miniature radial brushes are designed for flat, curved, small, and recessed areas where larger tools simply cannot reach. The stiff natural animal hair bristles provide aggressive action, making them well suited for cleaning, polishing, and finishing tasks that demand durability and consistent results.\u003c\/p\u003e\u003cp\u003eConstructed with a \u003cstrong\u003esolid steel ring\u003c\/strong\u003e, these brushes are built to last. The radial brush filaments are permanently anchored in the ring and uniformly distributed, ensuring even wear across the entire brush face and a consistent finish throughout the tool's lifespan. Mounted on a \u003cstrong\u003e3\/32\" shank\u003c\/strong\u003e, they are compatible with standard flex shaft machines and rotary handpieces. Manufactured in the USA and rated up to \u003cstrong\u003e25,000 RPM\u003c\/strong\u003e, these brushes combine professional-grade construction with reliable performance.\u003c\/p\u003e\u003cp\u003eSold in packs of 12, these brushes offer excellent value for busy bench jewelers who rely on consistent, high-quality consumables.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThin single-row radial design targets flat, curved, small, and hard-to-reach surfaces\u003c\/li\u003e\n\u003cli\u003eStiff natural animal hair bristles for aggressive finishing and cleaning action\u003c\/li\u003e\n\u003cli\u003eSolid steel ring construction for enhanced durability and long tool life\u003c\/li\u003e\n\u003cli\u003eRadial filaments permanently anchored and uniformly distributed for even wear\u003c\/li\u003e\n\u003cli\u003eMounted on a 3\/32\" shank for use with standard flex shaft machines and rotary handpieces\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eSold by the dozen (pack of 12)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eBrush Diameter\u003c\/th\u003e\n\u003ctd\u003e9\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank Size\u003c\/th\u003e\n\u003ctd\u003e3\/32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBristle Type\u003c\/th\u003e\n\u003ctd\u003eNatural animal hair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStiffness\u003c\/th\u003e\n\u003ctd\u003eStiff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRow Configuration\u003c\/th\u003e\n\u003ctd\u003eThin single row\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRing Construction\u003c\/th\u003e\n\u003ctd\u003eSolid steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Operating Speed\u003c\/th\u003e\n\u003ctd\u003e25,000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Quantity\u003c\/th\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e12 Supra MM Stiff 9\/16\" Thin Single Row Natural Bristle Brushes mounted on 3\/32\" shanks\u003c\/li\u003e\u003c\/ul\u003e","brand":"Supra","offers":[{"title":"Default Title","offer_id":43584324501718,"sku":"116.602","price":14.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/pack-12-supra-mm-stiff-916-thin-single-row-natural-bristle-brushes-mounted-on-332-shanks-otto-frei.jpg?v=1719956272","url":"https:\/\/www.ottofrei.com\/it\/products\/supra-mm-stiff-natural-bristle-brushes-9-16-thin-single-row-3-32-shank-pack-12","provider":"Otto Frei","version":"1.0","type":"link"}