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"Software that Works for Locksmiths"

The programs below are free! They are online at

SFIC pinning

Enter the change, master, and control keys for Small Format interchangeable core and this tells you how to pin the cylinder. It works with multiple masters and even multiple control keys.

Combination Counter

For a conventional cylinder of up to 7 pins, this will calculate how many operating keys are available to the manufacturer, when using various MACS.

Names listing

We've compiled a list of lock and product names and key blanks that are used on them. When you come across a name that's unfamiliar to you, check here to see what type keys it uses.