SDH BLOG

Purchase guide
Mag

Hinge for fire and escape doors

Hinges serve an essential role in the operation of doors. They are the mechanical components that allow doors to swing open and closed. However, when

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Purchase guide
Daniel Cheng

Euro Standard Mortise Locks: What You Need to Know

Euro standard mortise locks are a type of lock that is commonly used in Europe and other parts of the world like the GCC area, and Southeast Asia. They are designed to fit into a mortise, which is a specially cut hole in a door or frame.

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Product Standard
Feng, Alfred

Oil-free heavy duty butt hinge

Introduction A heavy duty butt hinge is an essential component for connecting two pieces of materials together, and it must have the strength to support

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