Recodeable and Keyless SecurityWith our 4-wheel recodeable combination lock bolt, you can choose your favorite code from 10,000 different combinations. And the code can be called smoothly. Security comes with the ease of setting and resetting your combination code without any hassle. You don't need to bring a lot of keys and replace locks because it uses a digital password method. Waterproof and durable zinc alloy material The code lock Bolt is made of zinc alloy and it is durable and weather resistant all year round, the body has a rust resistant coating so it is waterproof and the barrel bolt dials are chrome plated. The combination slide lock comes with pick-resistant dials, 10mm diameter solid steel slide bolt and one-way security screws. 2 Installation Methods1.Installation of the locking sleeve: When the door frame and the door are on the same plane, the metal sleeve + bolt installation method is adopted. Side door installation: When the door frame and the door are at a right angle of 90, the side door buckle + bolt installation method is used, and the door frame should be opened by one hole. Easy to use Regarding unlocking, you can dial the password and pull the handle up to open the door lock code. And closing the lock, you can dial the passward, move the handle down, insert the pin into the keyhole, then dial the password, the shed lock is locked. After unlocking, be sure to dial the password in time to avoid accidental locking. Wide application With dimensions of 4.76 x 1.81 x 1.57 inches, the Combination door code bolt is easy to install and mount in the most compact space. From the protection of your sheds, barns, cupboards, doors, iron gates, wooden gates, fences or windows. It is the perfect lock choice for indoor and outdoor environments. Delivered quantity: 1 piece (with screws) Welcometomeet