D and D provides a wide range of products for wooden and metal door applications.
such as Stainless Steel Door Hinges, Door Locks, Lever Handles, Door Closers, Exit Devices, Door Stopers, Door Bolts and Door Accessories etc, not only door hardware but also Door Opening solution.
The D and D door set product category covers mortice locks, European profile cylinders, lever handles and hinges. Since the dimensions of all these products comply with DIN standards (DIN 18251 for mortice locks, DIN 18252 for profile cylinders and DIN 18255 for lever handles), the products are compatible amongst themselves regarding their functionality. All parts of the functional units are also perfectly aligned with each other.
As a professional door hardware supplier, we produce a variety of door knob locks and lever locks.They have two kinds of materials of stainless steel and zinc alloy.The door lockset and knobset suitable for wooden door,metal door,steel door etc..In addition, we can also provide deadbolt lock and thumb turn dead lock.If you are interested, please contact us.