8# 4.2mm C1022A/Ss Flat Pozi Head/Double Csk Head White/Yellow Zinc Plated Self Drilling Screw/Self Tapping Screw Furniture Screw /Chipboard Screws/Wood Screw

GB Standard carriage bolt, lug nuts, Washer for sale sells well in China and all over the world. We fully follow customer needs, continue to carry out product innovation and service improvement. So we can guarantee our quality seriously and availably.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading tapping screw manufacturers and suppliers in China, welcome to buy self tapping screws, button head screw, socket cap screw, hex head screw, self drilling screws from our factory and company.

The main products of Shanghai Jinrui are bolt, nut, washer, machine screw, self tapping screw and other fasteners with material of carbon steel, alloy steel, stainless steel. 

Tappying screws have self-tapping screw and self-drilling screw. Self tapping screw has a sharp point which is convenient when screwing the holes. Self-drilling screw has a drill point whicn can drill a hole when used with an electric hand drill. 

Material usually is low carbon steels with carburization on tapping screw surface. Carburization could increase hardness on the surface. According to the head types, tapping screws usually are grouped into phillips pan head self tapping screw,   phillips countersunk head self tapping screw, slotted head tapping screw, hex head tapping screw,hex flange self-drilling screw, hex washer head drilling screw, etc. 

We pursue the management tenet of 'Quality is superior, Service is supreme, Reputation is first', and will sincerely create and share success with all clients for 8# 4.2mm C1022A/Ss Flat Pozi Head/Double Csk Head White/Yellow Zinc Plated Self Drilling Screw/Self Tapping Screw Furniture Screw /Chipboard Screws/Wood Screw. Our company insists on benefiting users, customers, and careers, thus achieving a win-win situation. Customers are the source of our innovation, and every individual demand constantly inspires our design inspiration.