What is a Turn Lock and Why Should You Install One? A turn lock is a simple yet effective device that provides security and convenience on your handmade bags! Step-by-Step video tutorial is here. Please install the lock with me in the video above. Tools You'll Need: Mini screwdriver set (pref magnetic) Marking tool Turn lock kit (includes lock mechanism, screws, and strike plate) Die sets -- I recommend this one or this one Mallet Turn Locks Scalpel Double Sided Sticky Tape Fray Block Pink Magnetic Screwdriver set Die Set #1 Die Set #2 I like to use this pressing sheet if using vinyl in my projects.