Master Key System Builder

Define your master key, generate change keys, and export cutting and pinning reports.

System Parameters

Load a preset or configure manually:

Number of Pins

Number of Depths

Depth Increment (inches)

MACS

Deepest Cut #

Shallowest Cut #

Master Key & Change Keys

Enter the master key bitting (depth numbers per position) and how many change keys you need.

Master Key Bitting

Number of Change Keys

System Output

Key Bitting Schedule

Pinning Report

Visual Pin Stack Diagrams