Proxxon Ball End Hex Allen Key Set 9pc - 23946

With spherical finish on the long end (short end chamfered).
One each 1.5 - 2.0 - 2.5 - 3.0 - 4.0 - 5.0 - 6.0 - 8.0 and 10mm.
Chrome vanadium steel.
In foldable plastic holder.