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.
D and D HARDWARE lock cylinder can be used on metal or wooden doors. The lock cylinder pass 100,000 cycles test,BS EN1303 Cerfitication,All products are equipped with quality soild brass body and plug with high corrosion resistance. We have many types of key management that are suitable for different scenarios, such as master key suites,construction key and so on. The quality is guaranteed, so you can rest assured to buy.
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