General description You will receive a comprehensive set of 12 pieces of cylinder cone shape carving burrs in various sizes, perfect for jewelry making and stone setting. This versatile set caters to diverse needs in art projects, ensuring you have the right tool for fine detail work. Technical specifications Sizes: 0.8 mm, 1 mm, 1.2 mm, 1.5 mm, 1.7 mm, 2.0 mm, 2.2 mm, 2.5 mm, 2.7 mm, 3.0 mm, 3.5 mm, and 4 mm Shank size: 3/32 inch Material: Tungsten steel Color: Silver Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with electric drills, grinders, and other rotary tools Includes a sturdy plastic storage box for easy portability and organization Usage Ideal for carving, cutting, engraving, and finishing on various materials including silver, stone, jewelry, ceramics, glass, olives, beads, and wood Provides precision and control for detailed work Other information Pointed items included; handle with care and keep away from children Color may vary slightly