JEWELERS BURS SET OF 24 ROTARY TOOL BITS 5 SHAPES of BURS SWISS MADE Set of Swiss Burs are made of Vanadium Steel with first quality tool steel, hardened to approximately 800HV 2, with precise fluting with high quality standards and specifications to guarantee the same smooth and even quality cutting and finishing.Bur Set includes 5 different shapes of Burs: Round Ball, Stone Setting, Cup Concave Burs, Hart Burs and Bud Burs.The used by Jewelers and Diamond Setters are particularly useful for setting smaller stones in Stone Setting and Channel Setting. Burs may are also used in in Dental Labs, Artists Model Designers, Hobbyists and Model Makers.SPECIFICATIONS: JETS Product # 0201-00-400 Made in Switzerland - Bur Shapes: Round, Stone Setting, Cup Burs, Hart Burs and Bud Burs - Burs Set: 24 Piece Assortment - Shank - Shaft Size: 3/32" - 2.35mm - Material: Tungsten Vanadium Steel - Packaged: Clear Acrylic Plastic Box - SET of 24 Assortment of 24 Contents: 5- Round: 008 - 010 - 012 - 018 - 021 5- Setting: 010 - 012 - 021 - 027 - 031 5- Cup: 009 - 010 - 016 - 021 - 023 5- Hart: 010 - 014 - 016 - 018 - 025 4- Bud: 010 - 016 - 023 – 025 Shipping Via USPS First Class MailNOTE: Visit JETS INC our ebay Store Listings for a wide variety of Burs in various Shapes, Sizes and Sets, along with a range of Hand Tools for Stone Setting, Jewelry Making and Repair along with many more Jewelers Equipment Tools and Supplies. JETSINC. 4B CKSP 221 VMP