{"product_id":"spearhead-hss-45-degree-bearing-bur-kit-14-pieces-1-1mm-7-2mm","title":"Spearhead High Speed Steel 45 Degree Bearing Bur Kit of 14 Pieces","description":"\u003cp\u003eSpearhead High Speed Steel (HSS) 45-degree bearing burs are hand cut by expert craftsmen in the USA, delivering superior sharpness and longer service life compared to machine-cut Tungsten Vanadium Carbon Steel burs. Each bur in the Spearhead line is easily identified by the size stamped directly on the 3\/32\" shank — a hallmark of quality that professional jewelers rely on. These 45-degree setting burs are the preferred choice of quality jewelers everywhere who demand consistent, precise seat cutting.\u003c\/p\u003e\u003cp\u003eThis kit contains 14 individual HSS 45-degree bearing burs, ranging from No. 2 (1.10 mm) through No. 28 (7.2 mm), with one bur per size. The assortment covers the most commonly needed sizes for stone setting work, making it an ideal starter set or shop reference kit.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHand cut by expert craftsmen in the USA\u003c\/li\u003e\n\u003cli\u003eHigh Speed Steel construction for superior hardness and edge retention\u003c\/li\u003e\n\u003cli\u003eStays sharper longer than machine-cut Tungsten Vanadium Carbon Steel burs\u003c\/li\u003e\n\u003cli\u003eSize stamped on each 3\/32\" shank for easy identification\u003c\/li\u003e\n\u003cli\u003e45-degree angle ideal for bearing and setting seat work\u003c\/li\u003e\n\u003cli\u003e14-piece assortment spanning 1.1 mm – 7.2 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh Speed Steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBur Type\u003c\/th\u003e\n\u003ctd\u003e45-Degree Bearing \/ Setting Bur\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\u003eCut Type\u003c\/th\u003e\n\u003ctd\u003eHand cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eKit Quantity\u003c\/th\u003e\n\u003ctd\u003e14 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Range\u003c\/th\u003e\n\u003ctd\u003e1.1 mm – 7.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cp\u003eThis kit includes one each of the following 14 Spearhead HSS 45-degree bearing burs:\u003c\/p\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.382\u003c\/td\u003e\n\u003ctd\u003e1.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.383\u003c\/td\u003e\n\u003ctd\u003e1.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.384\u003c\/td\u003e\n\u003ctd\u003e1.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.385\u003c\/td\u003e\n\u003ctd\u003e1.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.386\u003c\/td\u003e\n\u003ctd\u003e1.9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.388\u003c\/td\u003e\n\u003ctd\u003e2.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.390\u003c\/td\u003e\n\u003ctd\u003e2.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.392\u003c\/td\u003e\n\u003ctd\u003e3.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.394\u003c\/td\u003e\n\u003ctd\u003e3.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.396\u003c\/td\u003e\n\u003ctd\u003e4.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.398\u003c\/td\u003e\n\u003ctd\u003e4.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.400\u003c\/td\u003e\n\u003ctd\u003e5.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.404\u003c\/td\u003e\n\u003ctd\u003e5.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e119.408\u003c\/td\u003e\n\u003ctd\u003e7.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Spearhead","offers":[{"title":"Default Title","offer_id":43582580228310,"sku":"119.315","price":105.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/spearhead-high-speed-steel-45-degree-bearing-bur-kit-of-14-pieces-otto-frei.jpg?v=1719956966","url":"https:\/\/www.ottofrei.com\/products\/spearhead-hss-45-degree-bearing-bur-kit-14-pieces-1-1mm-7-2mm","provider":"Otto Frei","version":"1.0","type":"link"}