Monster Fastener Zinc Plated Steel Hex Bonded Washer Head Self-Drilling Screws Brand_Duke Traps and the feed screw and

and the feed screw and dual cutting edges provide up to 10 times faster drilling versus flat boring bits

Strong fully enclosed spring

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including Phillips

Monster Fastener Zinc Plated Steel Hex Bonded Washer Head Self-Drilling Screws Brand_Duke Traps and the feed screw andA 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. Diameter: #12 Length: 1 1 2" Thickness: 1 8" Material: Steel Finish: Zinc Head Style: Hex Bonded Washer (5 16" Socket) Point Type: Drill Thread Size: 14 Thread Length: