{"product_id":"swiss-cup-bur-master-kit-27-pieces-0-90mm-10-00mm","title":"Swiss Cup Bur Master Kit 27 Pieces. 0.90mm to 10.00mm","description":"\u003cp\u003eThe Swiss Cup Bur Master Kit delivers a complete range of Swiss-made Tungsten Vanadium cup burs in a single, organized set — covering 27 sizes from 0.90mm to 10.00mm. Cup burs are the most widely used burs in the jewelry industry, prized for their ability to seat stones cleanly and consistently. This kit gives bench jewelers and stone setters everything they need in one purchase, stored neatly in an included wooden box.\u003c\/p\u003e\n\n\u003cp\u003eTungsten Vanadium steel burs are machine-made to ultra-high precision tolerances, resulting in uniformly perfect geometry across every bur in the set. They cut precious metal smoothly and cleanly, with no chatter or drag — a direct benefit of the machine-cutting process. Unlike High Speed Steel (HSS) burs, which are individually hand-cut and vary slightly from piece to piece, Tungsten Vanadium burs are consistent from bur to bur. While HSS burs generally offer longer tool life, Tungsten Vanadium burs are an excellent value choice and remain the best-selling option for everyday stone setting work.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e27-piece set covering cup sizes from \u003cstrong\u003e0.90mm to 10.00mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSwiss-made \u003cstrong\u003eTungsten Vanadium steel\u003c\/strong\u003e construction for uniform precision\u003c\/li\u003e\n\u003cli\u003eMachine-made to ultra-high tolerance — consistent geometry across every bur\u003c\/li\u003e\n\u003cli\u003eCuts precious metal smoothly with \u003cstrong\u003eno chatter or drag\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe most popular bur type used in the professional jewelry industry\u003c\/li\u003e\n\u003cli\u003eStored and organized in an included \u003cstrong\u003ewooden bur box\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eTungsten Vanadium Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eSwiss Made\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBur Type\u003c\/th\u003e\n\u003ctd\u003eCup Bur\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank Diameter\u003c\/th\u003e\n\u003ctd\u003e3\/32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Range\u003c\/th\u003e\n\u003ctd\u003e0.90mm – 10.00mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePieces in Set\u003c\/th\u003e\n\u003ctd\u003e27 burs + 1 wooden box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage\u003c\/th\u003e\n\u003ctd\u003eWooden bur box included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e118.386 – Cup Bur 8.50mm\u003c\/li\u003e\n\u003cli\u003e118.387 – Cup Bur 9.00mm\u003c\/li\u003e\n\u003cli\u003e118.388 – Cup Bur 9.50mm\u003c\/li\u003e\n\u003cli\u003e118.389 – Cup Bur 10.00mm\u003c\/li\u003e\n\u003cli\u003e118.390 – Cup Bur 3.50mm\u003c\/li\u003e\n\u003cli\u003e118.391 – Cup Bur 4.00mm\u003c\/li\u003e\n\u003cli\u003e118.392 – Cup Bur 4.50mm\u003c\/li\u003e\n\u003cli\u003e118.393 – Cup Bur 5.00mm\u003c\/li\u003e\n\u003cli\u003e118.394 – Cup Bur 5.50mm\u003c\/li\u003e\n\u003cli\u003e118.395 – Cup Bur 6.00mm\u003c\/li\u003e\n\u003cli\u003e118.396 – Cup Bur 6.50mm\u003c\/li\u003e\n\u003cli\u003e118.397 – Cup Bur 7.00mm\u003c\/li\u003e\n\u003cli\u003e118.398 – Cup Bur 7.50mm\u003c\/li\u003e\n\u003cli\u003e118.399 – Cup Bur 8.00mm\u003c\/li\u003e\n\u003cli\u003e118.400 – Cup Bur 0.90mm\u003c\/li\u003e\n\u003cli\u003e118.401 – Cup Bur 1.00mm\u003c\/li\u003e\n\u003cli\u003e118.402 – Cup Bur 1.20mm\u003c\/li\u003e\n\u003cli\u003e118.403 – Cup Bur 1.40mm\u003c\/li\u003e\n\u003cli\u003e118.404 – Cup Bur 1.50mm\u003c\/li\u003e\n\u003cli\u003e118.405 – Cup Bur 1.60mm\u003c\/li\u003e\n\u003cli\u003e118.406 – Cup Bur 1.80mm\u003c\/li\u003e\n\u003cli\u003e118.407 – Cup Bur 2.10mm\u003c\/li\u003e\n\u003cli\u003e118.408 – Cup Bur 2.30mm\u003c\/li\u003e\n\u003cli\u003e118.409 – Cup Bur 2.50mm\u003c\/li\u003e\n\u003cli\u003e118.410 – Cup Bur 2.70mm\u003c\/li\u003e\n\u003cli\u003e118.411 – Cup Bur 2.90mm\u003c\/li\u003e\n\u003cli\u003e118.412 – Cup Bur 3.00mm\u003c\/li\u003e\n\u003cli\u003e119.240 – Wooden Bur Box\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eTungsten Vanadium burs are not as long-lasting as USA-made High Speed Steel burs. HSS burs are individually hand-cut, meaning no two are exactly alike, whereas Tungsten Vanadium burs are machine-cut for uniform consistency. Tungsten Vanadium burs typically cost less than HSS alternatives, making this set an excellent value for high-volume setting work.\u003c\/p\u003e","brand":"Otto Frei Swiss Burs","offers":[{"title":"Default Title","offer_id":43582570823894,"sku":"118.022","price":205.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/swiss-cup-bur-master-kit-27-pieces-0-90mm-to-10-00mm-otto-frei.jpg?v=1719956978","url":"https:\/\/www.ottofrei.com\/products\/swiss-cup-bur-master-kit-27-pieces-0-90mm-10-00mm","provider":"Otto Frei","version":"1.0","type":"link"}