#14-14 x 2-1/2" Plain Steel Star Drive Flat Head Self-Drilling ScrewsType: Self Drilling Screws
Head Style: Flat (T-30 Star Bit)
Point Type: Drill
Thread Size: 14
Thread Length: Full
Style: With Wings
Type: Self-Drilling Screw
Box of 50.
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.