#12-14 x #2-1/2" Zinc Plated Steel Phillips Flat Head Self-Drilling Screws with WingsType: Self Drilling Screws
Head Style: Flat (# 3 Phillips Bit)
Point Type: Drill point w/ wings
Thread Size: 14
Thread Length: Full
Style: With Wings
Type: Self-Drilling Screw
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.