This key code series is a replacement key for MASTER #5 PADLOCK only. It may also fit other Master Locks padlocks. Key will be cut to code and ready to work in the lock. If unsure if this will fit your lock, we provide a line drawing of the keyway in the example key blank shown. Compare this to the face of your lock to see if it matches the configuration of your lock. This isn't a sure way of knowing because some use the same keyway but it will tell you if this key will fit in the lock at all.