| SPECIFICATION | |
| Length | 19mm/21mm /25mm /31mm |
| Material | Metal |
| Connector | Endo motor |
| Color | silver |
| system | M3 |
| Packing | 6 pcs/set |
Different color laser marks make it more convenient to distinquish
·High elasticity
·More Safety
·More Effciency
·More Durable