1. A variety of batch head can be replaced, suitable for a variety of maintenance
2. With different colors to represent different batches, easy to find
3. Box can be used as a stand, easy to carry
4. Recess built-in magnetic adsorption, inverted will not fall
5. Rear cap with bearings, use more energy-saving
6. Material: S2 alloy steel
7. Weight: about 298.2g
8. Size: about 15.7 x 6.6cm
