Master keying software for

American Padlock

American Padlock key blank
American Padlock pinning chart

Have an existing American Padlock master key system you need to expand on, try MK Express.

MK Express will create the most flexible American Padlock master key system, with out the doctorate in hieroglyphic quantum plumbing.

MK Express is Locksmithing Software that handles American Padlock


Axis #1: Standard Inline
Number Cuts: 5
Deepest Bow Cut: 8
Depth Progression: 2
Smallest Master Pin: 2
Max Adjacent Cut Difference: 5
Cut Symbols: 12345678

Click here to see the built in list of locking hardware that MK Express can create master key systems for