{"product_id":"niqua-80-tool-steeel-burs-pear","title":"Niqua® 80 Tool Steeel Burs Pear","description":"\u003cp data-path-to-node=\"1\"\u003eShape compound curvatures, open curved under-bezel cavities, and blend transitions without chatter or digging. Manufactured to strict Swiss-Made precision standards for NIQUA, the NIQUA® SUPER Q® Pear-Shaped Bur \"80\" (Birnenfräser \/ Teardrop Bur) is a heavy-duty rotary milling and contouring cutter engineered for goldsmiths, gemstone setters,\u003cspan class=\"\"\u003e and precision jewelry model makers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cspan class=\"\"\u003eFeaturing a tapered teardrop geometry that transitions smoothly from a wide,\u003c\/span\u003e rounded apex down to an inverted tapered flank, the Series 80 profile combines dome smoothing with lateral undercut capabilities. The rounded crown prepares curved seats and concave pockets, while the tapered body hollows ring galleries and relieves prong shoulders with continuous cutting support. Forged from premium hardened tool steel, each bur delivers clean chip evacuation and dependable edge retention in ductile alloys including yellow gold, sterling silver, copper, brass, and related non-ferrous metals. Mounted on a standard 2.35 mm (3\/32\") shank, these burs fit directly into jeweler flexible shaft handpieces, bench micromotors, and quick-change bench systems. Available in finishing diameters of 6.00 mm and 8.00 mm (Art.-No. 03 248 060 and 03 248 080), each size is packaged in a bench storage box containing 6 pieces.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"4\"\u003eWhy Choose NIQUA® SUPER Q® 80 Pear-Shaped Burs\u003c\/h3\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003eDistinctive Pear-Shaped (Teardrop) Profile:\u003c\/b\u003e\u003cspan\u003e Combines a rounded upper dome with an inverted taper flank,\u003c\/span\u003e\u003cspan\u003e enabling undercut milling and curved contouring with a single tool.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eControlled Undercutting \u0026amp; Hollowing:\u003c\/b\u003e\u003cspan\u003e The narrowing neck taper provides clearance behind prongs,\u003c\/span\u003e\u003cspan\u003e bezels,\u003c\/span\u003e\u003cspan\u003e and gallery borders without dragging adjacent edges.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eDeep Swarf Evacuation Flutes:\u003c\/b\u003e\u003cspan\u003e Ground flutes lift and clear chips outward during heavy stock removal,\u003c\/span\u003e\u003cspan\u003e preventing tool loading and galling in ductile gold and silver.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,3,0\"\u003e\u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"0\"\u003eLow-Vibration Concentric Operation:\u003c\/b\u003e\u003cspan\u003e Precision-ground Swiss tool steel core minimizes radial runout,\u003c\/span\u003e\u003cspan\u003e ensuring steady handpiece tracking and uniform surface finishes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,4,0\"\u003e\u003cb data-path-to-node=\"5,4,0\" data-index-in-node=\"0\"\u003eHardened Swiss-Quality Tool Steel:\u003c\/b\u003e\u003cspan\u003e Provides wear resistance,\u003c\/span\u003e\u003cspan\u003e edge sharpness,\u003c\/span\u003e\u003cspan\u003e and extended service life across continuous workshop use.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,5,0\"\u003e\u003cb data-path-to-node=\"5,5,0\" data-index-in-node=\"0\"\u003eUniversal 2.35 mm (3\/32\") Shank:\u003c\/b\u003e\u003cspan\u003e Drops into standard jewelry flex shaft handpieces and micro-motor quick-change collets without requiring collet adapters.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NIQUA","offers":[{"title":"6.00 mm","offer_id":67993673171044,"sku":"03-248-060","price":44.34,"currency_code":"USD","in_stock":true},{"title":"8.00 mm","offer_id":67993673203812,"sku":"03-248-080","price":49.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/2902\/9732\/files\/1_b23b0225-8e1b-45cf-a76e-2cafd5052419.jpg?v=1793870186","url":"https:\/\/luxgoldtools.com\/products\/niqua-80-tool-steeel-burs-pear","provider":"LUXGOLDTOOLS","version":"1.0","type":"link"}