Spero- Twistop Ball Head Hex Key Set 9pc m/m

Spero-2003-709SB(M/M) Extra Long Ball Hex Key Wrench
Size:1.5,2.0,2.5,3,4,5,6,8,10mm x9pcs
Ball end can have large surface with nuts,
so it will be more easier to tear off the buts.
Non-slip ditch request less torque