Rotary Burs, SPTA 20Pcs Burr Tungsten Carbide Milling Cutter Steel Rotary Files Diamond Bits/Rotary Tool with 1/8" (3mm) Rod/DIY Woodworking, Sculpture, Engraving, Drilling

▶High Quality Material: Rotary Burrs Set is made of tungsten steel (hard alloy). Excellent performance: high hardness, wear resistance, good strength and toughness, heat, corrosion ▶Multipurpose Tools: Tungsten Carbide Burr Set Grinder Rotary Cutting Bit Carving Tools are suitable for copper, aluminum and other thin metal, wood, marble, jade, bone, etc. Non-metallic ▶Multifunction Tools: 20 Pieces Tungsten Carbide Drill Bit Set Rotary Point Mills is an idea for engraving, beveling, grooving, reaming, hollow and so on ▶Compatibility: 3mm (1/8") Shank Rotary Burr Tungsten Steel Burr for most rotary tools or mini grinder/drill included for Dremel, Craftsman, Chicago and more ▶Exquisite packaging: 20pcs different higher quality rotary burr set tungsten carbide cutter is neat packed in a nice box as the pictures show, easy to place and carry