#8-18 x 1" Zinc Phillips Wafer Head Self-Drilling Screws (20 pcs.)

Diameter: #8
Length: 1"
Material: Steel
Finish: Zinc
Head Style: Wafer (# 2 Phillips Bit)
Point Type: Drill
Thread Size: 18
Thread Length: Full
Type: Self-Drilling Screw

Box of 20.

A self-drilling screw, or tek screw, is similar to a sheet metal screw, but it has a drill-shaped point to cut through the substrate to eliminate the need for drilling a pilot hole. Ideal for any project involving light gauge sheet metal, awnings, door and window frames, gutters, sheds.