Posts from category Self Tapping Screws:

The Self Tapping Screws by Pressavon Limited are commonly known as industrial fasteners. The raw screw is first hardened, tempered and electroplated to finally give the shape of the self-drilling screw. The first step in the manufacturing process is the making of the head, then slotting of the head, thread rolling and finally tempering the screw. Generally bright zinc coating is given to these screws. Nickel plating is done in special cases for resistance against sea weather.

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