New security door lock?

I have had to replace my lock on my security door i had to replace the whole thing i have put it all together and is seems fine but the door wont lock, sometimes it will it is like there is something with the handle because when it will lock if i press the hand;le down it wont lock, should i just pull it apart.


steel fabrication sydney

Do you know any best security door lock! please share your idea.

Replacement Windows In Los Angeles