#12 X 1 In. External Hex Washer Head Drill Point Roofing Screw (80-Pack)
#12 X 1 In. Teks 12 x 1 in. Engineered drill-point and flute remove material efficiently and properly size the hole for threads. Ideal for attaching roofing and wall panels to steel framing. Installs with a standard screw gun and a 5/16 in.