{"product_id":"swiss-fig-1-ball-burs-4-00mm-8-50mm","title":"Swiss Fig. 1 Ball Burs 4.00mm-8.50mm","description":"\u003cp\u003eLarge diameter ball burs shape, hollow, and enlarge round seats in precious metals, performing the heavy stock removal work smaller burs cannot reach. These Swiss Fig. 1 ball burs are precision-ground for smooth, balanced cutting, so they deliver clean spherical contours with confident control at the bench. Twelve sizes run from 4.00 mm (0.157 in) to 8.50 mm (0.335 in), sold individually.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFig. 1 ball (round) bur profile for shaping and seat cutting\u003c\/li\u003e\n\u003cli\u003eManufactured from tungsten vanadium steel for strength and edge retention\u003c\/li\u003e\n\u003cli\u003ePrecision-made to tight tolerances for consistent performance\u003c\/li\u003e\n\u003cli\u003eLarge diameter range ideal for bold settings and heavy stock removal\u003c\/li\u003e\n\u003cli\u003ePreferred by many jewelers for everyday reliability\u003c\/li\u003e\n\u003cli\u003eSold individually\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAvailable Options\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eBur Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.206\u003c\/td\u003e\n\u003ctd\u003e4.00 mm (0.157 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.207\u003c\/td\u003e\n\u003ctd\u003e4.20 mm (0.165 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.208\u003c\/td\u003e\n\u003ctd\u003e4.50 mm (0.177 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.209\u003c\/td\u003e\n\u003ctd\u003e4.70 mm (0.185 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.210\u003c\/td\u003e\n\u003ctd\u003e5.00 mm (0.197 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.212\u003c\/td\u003e\n\u003ctd\u003e5.50 mm (0.217 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.214\u003c\/td\u003e\n\u003ctd\u003e6.00 mm (0.236 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.216\u003c\/td\u003e\n\u003ctd\u003e6.50 mm (0.256 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.218\u003c\/td\u003e\n\u003ctd\u003e7.00 mm (0.276 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.220\u003c\/td\u003e\n\u003ctd\u003e7.50 mm (0.295 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.222\u003c\/td\u003e\n\u003ctd\u003e8.00 mm (0.315 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e118.224\u003c\/td\u003e\n\u003ctd\u003e8.50 mm (0.335 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Otto Frei Swiss Burs","offers":[{"title":"4.00mm","offer_id":43696843555030,"sku":"118.206","price":2.9,"currency_code":"USD","in_stock":true},{"title":"4.20mm","offer_id":43696843587798,"sku":"118.207","price":2.9,"currency_code":"USD","in_stock":true},{"title":"4.50mm","offer_id":43696843620566,"sku":"118.208","price":7.55,"currency_code":"USD","in_stock":true},{"title":"4.70mm","offer_id":43696843653334,"sku":"118.209","price":7.55,"currency_code":"USD","in_stock":true},{"title":"5.00mm","offer_id":43696843686102,"sku":"118.210","price":7.55,"currency_code":"USD","in_stock":true},{"title":"5.50mm","offer_id":43696843718870,"sku":"118.212","price":7.55,"currency_code":"USD","in_stock":true},{"title":"6.00mm","offer_id":43696843751638,"sku":"118.214","price":7.55,"currency_code":"USD","in_stock":true},{"title":"6.50mm","offer_id":43696843784406,"sku":"118.216","price":7.55,"currency_code":"USD","in_stock":true},{"title":"7.00mm","offer_id":43696843849942,"sku":"118.218","price":7.55,"currency_code":"USD","in_stock":true},{"title":"7.50mm","offer_id":43696843915478,"sku":"118.220","price":7.55,"currency_code":"USD","in_stock":true},{"title":"8.00mm","offer_id":43696843948246,"sku":"118.222","price":14.4,"currency_code":"USD","in_stock":true},{"title":"8.50mm","offer_id":43696844046550,"sku":"118.224","price":14.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/swiss-fig-1-ball-burs-4-00mm-8-50mm-otto-frei.jpg?v=1719955386","url":"https:\/\/www.ottofrei.com\/it\/products\/swiss-fig-1-ball-burs-4-00mm-8-50mm","provider":"Otto Frei","version":"1.0","type":"link"}