steel bolt rivet shaped head fastener and milling washer

steel bolt rivet shaped head fastener and milling washer

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Finishing cup washers form a cup for the head of the screw or fastener to fit in, creating a finish flush with the top of the head. Used for finishing, cup washers are shaped like a cup. Shop Finishing Cup Washers. Flat Washers. Flat washers are round outer diameter thin plates with a center hole punched to the size of the bolt or screw.

About us

HR Steel Structure Co., Ltd was established on 2000. It is a specialized engineering company integrating building structure reinforcement, decoration and steel structure engineering.We have cultivated a group of high-quality professional technicians and on-site installation team, we will do the best of our ability to provide the most scientific, reasonable and effective solutions for customers.

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