| Machine Type | Knife Grinder |
|---|---|
| Brand | Unbranded |
| Function | Grinding |
| Control | Manual |
| Power Source | Electric |
| Voltage | 110 V |
| Grinding Wheel Speed | 400-900 RPM |
| Unit Type | Unit |
| Diamond Wheel Grit | 240,600,1200 Grit |
| Angle Dual | ①90°, ②105°, ③120°, ④Any Angle |
| Power | 150W |
Check the listing for details. Jewelry Grinding Machine Knife Sharpener Engraving Sharpening Angle Dual US. Condition: New. Listed at 845.00 USD. Adjustable speed range from 400–900 RPM with forward/reverse rotation allows precise sharpening of jewelry engraving tools and gravers. Multi-Angle Sharpening System. 1 Engraving Knife Grinding Machine.