{"product_id":"black-chungking-bristle-brushes-3-row-2-3-8-diameter-1-3-8-wood-hub-pack-3","title":"Pack-3 Black Bristle Brushes 3 Row 2-1\/2\" Diameter With 1-3\/8\" Wood Hub","description":"\u003cp\u003eDesigned for use on the tapered spindles of polishing motors, these black bristle brushes feature genuine Chungking bristles mounted into seasoned hardwood hubs with 1\/4\" arbor holes. Chungking bristles deliver longer service life and superior polishing action piece after piece, making these brushes a reliable choice for professional jewelers and metalsmiths who demand consistent finishing results.\u003c\/p\u003e\u003cp\u003eThe hardwood hubs are oil-treated to resist splitting and ensure long-lasting durability through extended use. Bristle tufts are staple-set directly into the hub, keeping them securely fastened until fully worn—eliminating premature bristle loss during polishing operations.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGenuine Chungking bristles for longer life and superior polishing action\u003c\/li\u003e\n\u003cli\u003eSeasoned hardwood hubs, oil-treated to prevent splitting\u003c\/li\u003e\n\u003cli\u003eStaple-set bristle tufts remain firmly anchored until completely worn\u003c\/li\u003e\n\u003cli\u003e3 rows of converging bristles for effective, consistent coverage\u003c\/li\u003e\n\u003cli\u003e1\/4\" arbor hole fits tapered spindles of standard polishing motors\u003c\/li\u003e\n\u003cli\u003eSold in a pack of 3\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eBristle Type\u003c\/th\u003e\n\u003ctd\u003eBlack Chungking bristle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHub Material\u003c\/th\u003e\n\u003ctd\u003eOil-treated seasoned hardwood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHub Diameter\u003c\/th\u003e\n\u003ctd\u003e1-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall Diameter\u003c\/th\u003e\n\u003ctd\u003e2-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTrim Length\u003c\/th\u003e\n\u003ctd\u003e1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eArbor Hole\u003c\/th\u003e\n\u003ctd\u003e1\/4\" tapered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBristle Rows\u003c\/th\u003e\n\u003ctd\u003e3 rows, converging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Quantity\u003c\/th\u003e\n\u003ctd\u003e3 brushes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e3 black bristle brushes\u003c\/li\u003e\u003c\/ul\u003e","brand":"Grobet USA","offers":[{"title":"Default Title","offer_id":43580027470038,"sku":"116.389","price":14.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/pack-3-black-bristle-brushes-3-row-2-12-diameter-with-1-38-wood-hub-otto-frei.jpg?v=1719958284","url":"https:\/\/www.ottofrei.com\/products\/black-chungking-bristle-brushes-3-row-2-3-8-diameter-1-3-8-wood-hub-pack-3","provider":"Otto Frei","version":"1.0","type":"link"}