1. Material: aluminum alloy + ABS plastic 2. Good pressure resistance, firm and firm, small size, portable and easy to operate 3. 7 kinds of blades can be replaced: sharp carbon steel blade, finely ground edge, smooth planing, sharp and wear-resistant 4. 7 kinds of cutter head chamfers can plan different edge shapes 5. Suitable for all kinds of wood trimming and chamfering 6. Blade weight: 30g/pc 7. Size: about 8 cm