K080s Super Coarse Sintered Diamond Bur Jewellery Grinding Tools

Product Name: K080s Super Coarse Sintered Diamond Bur Jewellery Grinding Tools Model NO.: K080S Type: Dental Drill & Accessories Raw Material: Top Quality Diamond Grains Grit: Super Coarse Max Speed: 25,000rpm Working Height: 5.0mm Working Size: 8.0mm ISO: 807.104.012.544.080 Trademark: Dianfong Transport Package: 1PCS/Pk; 10ppcs/Pk Specification: AAA quality Origin: Guangdong, China(Mainland) HS Code: 90184990 Product Description Specifications:sintered diamond rotary tools & accessoriesfor jewellery cutting, grinding,finishing,carving and shapingquality:Sintered diamond burs for dental laboratories, can be used for all kinds of applications in the dental lab.Consist of diamonds throughout, sintered diamond burs also specifically manufactured to cut and trim Zirconia, Alumina Oxide and other hard ceramic and jewelries materials, suitable for shaping, carving and polishing all kinds of minerals.Last 5 to 10 times longer than diamond plated burs and up to 100 times longer than silicon polisher or mounted stonesApplication:1. Sintered diamond burs can be used by dental labs, jewelry, lapidary and gemstone;2. All burs are with HP shank, 3/32", ISO104, shank diameter 2.35mm. Fit to electric micro motor3. All burs are marked with color ring for reference of grit.Color ringGritDental lab usageLapidary / jewelry / gem usageBlack ringSuper coarse70meshISO 544Fast aggressive on porcelain and some kind of metals. For prepping metal and ceramicGood for texturing. Can be used on all kinds of stones and metals. Fast aggressive and bulk removalGreen ringCoarse100meshISO 534Aggressive on ceramic.Used on most alloysUsed on quartz materials and porcelain, aggressiveBlue ringMedium170meshISO 524Multi-purpose bur. For metals and porcelain combinationsMulti-purpose bur. For metals, stones, porcelain and enameling.Red ringFine325meshISO 514For final shaping. Good for trimming metal margin before porcelain.Good final shaping and pre-polishing. Smooth aggressive.Yellow ringExtra fine600meshISO 504Pre-polish. Good for final adjustment after a glaze bake. Easy to polish glazePre-polish and fine finish