Hillman #8 x 3 In. Phillips Fine Thread Black Phosphate Drywall Screw (100 Ct.) F Series Cuts on the pull stroke

Cuts on the pull stroke

Highly recommended for use on high-gloss

Cold weather valve for easy start-up in cold climates

Insta-lock chamber for easy assembly

Designed to fit on the round chimney pipe just above the roof flashing

Hillman #8 x 3 In. Phillips Fine Thread Black Phosphate Drywall Screw (100 Ct.) F Series Cuts on the pull strokePhillips drive. Fine thread. Black phosphate finish. This screw is constructed of hardened steel which is the result of carbon steel being put through heat treatment, quenching, and further reheating making it extremely durable. Hardened Steel is more resistant to wear, corrosion, and abrasion. 100 pieces per pack.