The door knob deadbolt combo set is often a combination of a keyed entry door knob and a keyed deadbolt. The deadbolt door knob sets are often used for your exterior door or the main entrance door of the house. To provide a safer family environment and living environment and keep away from strangers.
Our door knob combo packs are designed for convenience and versatility, and the construction of a combination lock door knob meets the stringent residential safety standards you expect. They will effectively prevent intruders from entering your family and the safety of valuables.
At Tiffanthy, we provide a variety of all in one door knob deadbolt sets with optional functions, style, surface treatment customization, and other types of OEM services for our batch and dealer customers.