Everything you have done is awesome but finally your locking system is totally failure, one screw driver is enough to steal. You have to fix that patlock on the opposite side ..
Bhai Mujhe bhi Banana hai measurements boliye.. Lambai chawdai poora height sab kitna kitna hai, aur use kiye hue meterial k naam batao taaki hum shop se leke aakar bana sake