For 12mm-26mm Twist Drill Re-sharpening , Angle 90°-140°
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.Portable Design with only weight 8 kgs.
GS-11 Twist Drills 90°-140°
Universal Drll Bits   Deep-Slots Drill Bits   NC Spotting