6 PCS Grinding Stone Industrial Electric Sharpener Mower Grinding Tool Wear Resistant Grinding Head, Specification: Plastic Black

1. Material: brown corundum, plastic/metal
2. Mesh number: 80
3. Thickness: about 6mm for plastic models, about 7mm for metal models
4. Shank diameter: about 6.35mm
5. Size: about 5x5.5 cm/piece for plastic models, about 5x5.6 cm/piece for metal models
6. Weight: about 70g/piece for plastic models, about 84g/piece for metal models