Bi-metal Self-drilling Screws
Bi-metal self-drilling screws based on DIN7504 threads type and sizes.Head type available: IHWH, Pan Head, Truss head,
Material: A2/A4 grade + hardened steel tip.
*The sample in the photo is not plated or coated to demonstrate bi-metal appearance. It will not be distinguishable from steel screw after galvanized or coated.