Metal Tapping Screws - PZ - Pan - Self-Tapping - Zinc Timco 00438CPAZS Size: 4 x 3/8 Pan head for extra clamping Plated in Trivalent Chromium (Cr3) Zinc 60° self-tapping thread for ease of insertion Manufactured to BS 4174:1972 The TIMCO Metal Tapping Screws are designed for efficient stitching of metal or secure attachment to metal surfaces. These screws require a pre-drilled hole for optimal performance. The pan head design enhances clamping strength, ensuring a reliable and durable connection. With a size of 4 x 3/8 and a self-tapping thread angle of 60°, these screws facilitate easy insertion, making them an ideal choice for various metalworking applications. Plated in Trivalent Chromium (Cr3) Zinc, they offer excellent corrosion resistance, ensuring longevity and reliability in demanding environments. Manufactured to the stringent standards of BS 4174:1972, these screws are a trusted solution for professionals seeking quality and performance in their fastening needs.