| For 2mm-13mm Twist Drill Re-sharpening , Angle 90°-140° For 3mm-12mm End MIll Re-sharpening ,Adjustable Cutting face Angle |
| Precise Grinding Results , Precision Assurance within 0.02mm Easy to Operate , grinding a drill within 10 seconds. Special Design High Accuracy Alloy Steel Collets Accurate Grinding consumption 0.2mm High Efficiency DC motor Stable Quality GE Diamond Dust Grinding Wheel Considerable Design, Invisible Tool Box, Delicate & Friendly Use |