Set of 10pcs 3mm 1-8 Inch Shank HSS Rotary Bits Burr for Engraving Carving Woodworking Tool

Specification: Shank Diameter: 3.17mm/ 1/8Inch Length: 39mm / 1.53inch Material: High Speed Steel Features: Suitable for engraving of wood, plastic and other soft materials, chamfering, slotting, reaming, hollowing. Notes: Rotary burrs speed is generally 6000-40000 rev / min when used on pneumatic or electric tools, the tool must be clamped tight. Cutting direction should move from right to left smoothly, do not cut back and forth as using the wheel; be careful not to use too much force. Package Includes: 10pcs HSS Rotary Bits