Non-standard Self Drilling Screws

Haiyan Jinrun Metal Products Co., Ltd. is a professional manufacturer of non-standard self drilling screw, Non-standard drilling screws can be different head types, hexagonal head, bugled head, CSK head, generally not standard products, is the need for customers to provide product drawings or samples to produce, belong to customized products, the surface is galvanized, color zinc, hot dip galvanized, ruspert, dacromet, etc., specific production according to customer requirements. mechanical galvanized surface treatment because of more than 500 hours of salt spray test, can not be affected by the air and other environment, can be better used in outdoor decoration projects.Non-standard screws have been requested by more and more customers for special materials and special environments