4pcs Nut driver Tools Kit Set for RC    

4.0mm Nut Driver for M2 nut1

5.5mm Nut Driver for M3 nut1

7.0mm Nut Driver for M4 nut1

 8.0mm Nut Driver for M5 nut    Diameter of handle: 18mm    

Total length: 180m       Including:    

1 x 4.0mm Nut Driver

1 x 5.5mm Nut Driver

1 x 7.0mm Nut Driver 

1 x 8.0mm Nut Driver