Qiansuluo Blue-White Zinc Self-Tapping Drill Screws with Washer Head

These Qiansuluo large flat head self-tapping drill screws are crafted from durable steel and feature a blue-white zinc plating for enhanced corrosion resistance. Designed with a cross pan drive and a coarse thread, they are ideal for various self-drilling applications. Each screw incorporates a washer head for improved fastening performance, meeting national standards.

type: Cross-head self-tapping screw Material: steel Surface treatment: Blue Zinc Tooth type: coarse thread Performance level: Not involved Implementation Standards: National Standard