{"product_id":"busch-fig-446-shallow-hart-70-degree-burs-kit-15-piece-1-0mm-4-0mm","title":"Busch Fig 446 Shallow Hart 70 Degree Burs Kit of 15 Pieces-1.0mm to 5.0mm","description":"\u003cp\u003eBusch burs are among the most trusted names in professional jeweler's burs, and the \u003cstrong\u003eBusch Fig. 446 Shallow-Hart 70 Degree Burs\u003c\/strong\u003e are a prime example of their precision engineering. This kit brings together 15 of the most commonly used sizes in one convenient package, spanning \u003cstrong\u003e1.00mm to 4.00mm\u003c\/strong\u003e in carefully stepped increments. Each bur is manufactured from \u003cstrong\u003etungsten vanadium steel\u003c\/strong\u003e to ultra-high precision tolerances, making them a reliable choice for stone setting, seat cutting, and detailed metalwork.\u003c\/p\u003e\u003cp\u003eThe kit contains one bur of each size listed below. Note that larger sizes of these burs are available individually from OttoFrei.com. The product image depicts carbide burs with yellow rings on the shanks — \u003cstrong\u003ethis kit contains tungsten vanadium steel burs, which do not have yellow rings on the shanks. The image is for illustration purposes only.\u003c\/strong\u003e\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBusch Fig. 446 Shallow-Hart profile with 70-degree angle\u003c\/li\u003e\n\u003cli\u003eManufactured from tungsten vanadium steel to ultra-high precision tolerances\u003c\/li\u003e\n\u003cli\u003e15-piece kit covers sizes 1.00mm through 4.00mm in graduated steps\u003c\/li\u003e\n\u003cli\u003eOne bur of each size included — no duplicates\u003c\/li\u003e\n\u003cli\u003eLarger sizes available individually\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFigure\u003c\/th\u003e\n\u003ctd\u003e446 Shallow-Hart 70 Degree\u003c\/td\u003e\n\u003c\/tr\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\u003eSize Range\u003c\/th\u003e\n\u003ctd\u003e1.00mm – 4.00mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eKit Quantity\u003c\/th\u003e\n\u003ctd\u003e15 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhat's Included\u003c\/h3\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\u003eB118.600\u003c\/td\u003e\n\u003ctd\u003e1.00mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.601\u003c\/td\u003e\n\u003ctd\u003e1.20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.602\u003c\/td\u003e\n\u003ctd\u003e1.40mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.603\u003c\/td\u003e\n\u003ctd\u003e1.60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.604\u003c\/td\u003e\n\u003ctd\u003e1.80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.605\u003c\/td\u003e\n\u003ctd\u003e2.10mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.606\u003c\/td\u003e\n\u003ctd\u003e2.30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.607\u003c\/td\u003e\n\u003ctd\u003e2.50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.608\u003c\/td\u003e\n\u003ctd\u003e2.70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.609\u003c\/td\u003e\n\u003ctd\u003e2.90mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.610\u003c\/td\u003e\n\u003ctd\u003e3.10mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.610.5\u003c\/td\u003e\n\u003ctd\u003e3.30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.611\u003c\/td\u003e\n\u003ctd\u003e3.50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.612\u003c\/td\u003e\n\u003ctd\u003e3.70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB118.613\u003c\/td\u003e\n\u003ctd\u003e4.00mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProduct image shows carbide burs with yellow rings on shanks — this kit contains tungsten vanadium steel burs without yellow rings. Image is for illustration purposes only.\u003c\/li\u003e\n\u003cli\u003eLarger sizes of Fig. 446 Shallow-Hart burs are available individually.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Busch Burs","offers":[{"title":"Default Title","offer_id":44905376612566,"sku":"B118.618","price":68.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/busch-fig-446-shallow-hart-70-degree-burs-kit-of-15-pieces-1-0mm-to-5-0mm-otto-frei.jpg?v=1719954096","url":"https:\/\/www.ottofrei.com\/products\/busch-fig-446-shallow-hart-70-degree-burs-kit-15-piece-1-0mm-4-0mm","provider":"Otto Frei","version":"1.0","type":"link"}