{"product_id":"swiss-tungsten-vanadium-cup-bur-assortment-090-230mm-9-pieces","title":"Swiss Cup Bur Assortment - .90 to 2.30mm - 9 Pieces","description":"\u003cp\u003eCup burs set stones, round prong tips and refine seat edges with speed and control, and this assortment keeps the nine most-used sizes within reach. The \u003cstrong\u003eOtto Frei Swiss Cup Bur Assortment\u003c\/strong\u003e runs from 0.90mm to 2.30mm in the Fig. 77B cup bur profile, with every bur on a standard \u003cstrong\u003e3\/32\" diameter shank\u003c\/strong\u003e and the set delivered in a plastic bur box.\u003c\/p\u003e\n\u003cp\u003eTungsten Vanadium steel burs are machine-made to ultra-high precision tolerances, producing cuts that are uniformly smooth and clean with no chatter or drag on precious metal. High Speed Steel (HSS) burs are individually hand-cut and therefore vary from piece to piece, while these burs are mechanically consistent, so every bur in the set performs predictably. The most modern manufacturing equipment combined with Swiss steel hardening expertise makes this line of burs a top seller for professional bench jewelers.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e9-piece assortment covering sizes \u003cstrong\u003e0.90mm – 2.30mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSwiss-made \u003cstrong\u003eTungsten Vanadium steel\u003c\/strong\u003e construction\u003c\/li\u003e\n\u003cli\u003eMachine-made to ultra-high precision tolerances for uniform consistency\u003c\/li\u003e\n\u003cli\u003eCuts precious metal smoothly and cleanly with \u003cstrong\u003eno chatter or drag\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFig. 77B cup bur profile, the most popular style in the jewelry industry\u003c\/li\u003e\n\u003cli\u003eStandard \u003cstrong\u003e3\/32\" diameter shank\u003c\/strong\u003e on every bur\u003c\/li\u003e\n\u003cli\u003eStored and delivered in a plastic bur box for bench organization\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eThe standard 3\/32\" diameter shank fits most flex shafts and rotary handpieces.\u003c\/p\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eTungsten Vanadium burs offer outstanding precision and value, and they are not as long-lasting as USA-made High Speed Steel burs. They are typically available at a lower price point.\u003c\/p\u003e","brand":"Otto Frei Swiss Burs","offers":[{"title":"Default Title","offer_id":43582564892886,"sku":"118.010","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/swiss-cup-bur-assortment-90-to-2-30mm-9-pieces-otto-frei.jpg?v=1719956982","url":"https:\/\/www.ottofrei.com\/it\/products\/swiss-tungsten-vanadium-cup-bur-assortment-090-230mm-9-pieces","provider":"Otto Frei","version":"1.0","type":"link"}