Follow TOF DOOR to see how to install cylinder of a steel door

Follow TOF DOOR To See How To Install Handle

It's easy to install viewer, lets see how to do it.

sometimes you need to change handle and cylinder, Let TOF DOOR show you how to do

TOF DOOR supply the lock which can change direction, you only need to buy one lock no matter you need right open or left open.

Let's see how to change main lock, TOF DOOR is your best choice for steel door, follow us to know more about steel door.