Home > Screws > Self-Drilling Screws > Hex Washer Self-Drilling Screws > Unslotted Hex Washer Self-Drilling Screws > w/ Machine Screw Thread Unslotted Hex Washer Self-Drilling Screws > 410 Stainless Steel, #4 Pt. w/Wings Unslotted Hex Washer Self-Drilling Screws