Description Pick Inside Padlock Transparent Lock Lock Picks Tools for Locksmith Practice Training Key Copper Features 1 The key on both side are different 2 Lock cylinder has openings cut into the pin chambers that allow you to see it work 3 Lock with open chambers on all the moving parts that allow you to see how it work 4 You can see clearly that how the pians work when a key is inserted 5 In perfect smooth working condition with no loose parts or pins will come out Specification Lock cylinder CopperColor TransparentMaterial MetalSize 6 4x3 3cm 2 51x1 29inch Package includes 1 x Lock transparent Tau Details pictures