1/4" 6mm Rotary Burr Set Power Tools Wood Grinding Engraving Carving File Rasp Drill Bits Rotary Burrs Shank Bit Set for Woodworking Kit Pack of 5（Black）

General description This 1/4' (6mm) Rotary Burr Set includes five different shapes: ball, oval, cylinder, large cone, and small cone. It is designed for use with most electric and cordless drills, making it a versatile addition to your woodworking toolkit. Technical specifications Shank size: 1/4'' (6 mm) Material: 45 steel Treatment: Black fire-hardened surface for enhanced sharpness and durability Usage Suitable for wood, plastic, and other soft materials Applications include carving, engraving, chamfering, etching, grooving, and boring