Wholesale Countersunk Head Self-Drilling Screws

Countersunk head self-drilling screws are specially designed fasteners used for sealing and tightening of materials. They feature a self-tapping thread that eliminates the need for any extra tool and allows quick fastening. As the fastener is quickly screwed in, the dome shape at the tail locks in place to provide a secure fit. Additionally, this fastener also has excellent corrosion resistance properties that ensure a firm pull and strength, making it widely used in various industrial environments. Material Stainless steel 201, 665, 667, 304, 316, etc Standard GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS etc Non-standards OEM is available, according to drawing or samples Finish Plain/according to your requirement…