Major Mfg - MKP-1 - Master Lock UP Series Uncoded Locks - Keying Tool

This is a Keying tool for Master Lock "UP" series uncoded locks. Padlocks can be quickly keyed as follows:

• Choose original Master padlock key to be used and remove from key ring.
• Insert key into Master "UP" series lock.
• Invert Padlock thru the jaws of your bench vise. Do not tighten vise.
• Place MKP-1 keying tool over key and tap lightly with hammer until cylinder sets into lock. Remove padlock from vise and check for proper operation.