Expansion Screws

Expansion bolts consist of countersunk bolts, expansion tubes, flat washers, spring washers, and hexagonal nuts.

Expansion screw is a commonly used method of fixing bolts, suitable for various materials such as concrete, aluminum alloy, steel, etc. It has the characteristics of high fixing force and convenient use. The expansion screw is composed of a screw and a wedge-shaped slope, which is fixed in the hole through a variable diameter, making it more secure than ordinary bolts.

Nylon expansion bolt is a positioning type expansion bolt composed of a wear-resistant nylon shell and a bolt with a locking element. It is suitable for installation on solid foundation materials such as concrete, brick walls, convex walls, etc., and is used to fix machines, equipment, furniture, etc.