#8-18 x 1/2" Black Painted 410 Stainless Steel Hex Washer Head Self-Drilling Screws

Diameter: #8
Diameter 2: 9/32"
Length: 1/2"
Material: Stainless Steel
Finish: Painted Black
Head Style: Hex Washer (Hex)
Point Type: Drill
Thread Size: 18
Thread Length: Full
Hardness: 410
Style: Painted Head

Box of 15.

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.