For use with Master Lock's universal pin keying system

Laminated case 4-pin tumbler security

Dual steel levers lock both sides of case-hardened shackle

4-pin tumbler cylinders helps prevent picking

The system utilizes a mounted fixture or punch tool to shear the serrated pins to fit a customers existing padlock key

Padlocks do not include keys

The universal pin system will only work with Master Lock's key blank or the M1 blank

Universal punch tool is required to match the universal padlock to consumer's key