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.
For Grade 1 Door Lock, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our Grade 1 Door Lock has been well received by many customers and enjoyed a good reputation in many countries. danddhardwareGrade 1 Door Lock have characteristic design & practical performance & competitive price, for more information on the Grade 1 Door Lock, please feel free to contact us.
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