15 PCS Roland Wood Trick Knife Universal Engraving Knife

1. Material: tungsten steel
2. Uses: used for engraving of plastics, metals, etc.
3. Features: sturdy and durable, wide applicability, simple and convenient installation, not easy to rust
4. Size: the diameter of the handle is about 2.3mm, and the total length is about 2.38 cm
5. Weight: about 4g/piece