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MasterLock Padlock Unlocking: How to Pick Without Damaging - M1 Lishi Tool. Unlocking MasterLock padlocks can be a tricky task, but in this video, we've got you covered! Join us as we demonstrate how to pick MasterLock padlocks without causing any damage to the lock itself. We'll walk you through the process step by step, using the powerful M1 Lishi picking tool to make it look easy. In this tutorial, you'll learn valuable tips and techniques to help you unlock your MasterLock padlock quickly an