Mini Hand Drill Electric Rotary Drills DIY Micro Grinder Jewelry Wood Jade Stone Small Crafts Polishing Cutting Drilling

Package Included:1 x Mini Electric Grinder Machine2 x Grinds2 x Carbon Brushes1 x WrenchSpecifications:- Voltage:220V- Power: 50/60Hz- Speed: 8000-30000r/min- Chuck: 3.2mm- Size: 19x5.6cm/7.5x2.2Features:- It can be used for polishing, punching and carving.- Front and rear ball bearings with high precision cooling ball bearings- WISCO silicon steel sheet with high saturation magnetic flux density and low iron loss- Cooling fan blades for better heat dissipation and more efficient control of motor temperature- The machine has the advantages of low noise, good concentricity, no vibration and comfortable grip.- Silver-copper reinforced commutator with conductive, wear-resistant and more powerful heat dissipation.