... Alloy 2.Finish:Chrome/ Nickel 3.Pass ROHS Switch key Lock, Switch Lock Description:1) Materials: Zinc ... brass, zinc alloy and iron keys with plastic cover (2 keys)5) Key may be withdrawn in one or ... angle 90 or 180 degree CW.7) All key alike or different are available.8) Hex nut ... .Power Lock, Switch Lock, Electric Lock,Key Lock,Key Switch Lock, Electronic Lock Switch key Lock with Dust Shutter