Products Description Chemical bolt is composed of chemical hose, screw, washer and nut. Screw, washer, nut (hexagon) are generally galvanized steel and stainless steel two kinds (can also be hot-dip...
What is Expansion Bolt? An expansion bolt is a type of fastener that consists of a long metal rod with a clip at one end and threads at the other. It gets its name from the fact that when it is...
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