Brand: Nitoyo B8814 14pcs extra long ball hex key set *SIZE: 1.3,1.5, 2, 2.5, 3, 3.5, 4, 5, 5.5, 6, 7, 8, 10, 12mm x14pcs *Hardness: HRS *Material:S2 Steel with Mirror Satin 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.
