Do it Best PrimeGuard Plus #8 x 1-5/8 In. Star Drive Green Exterior Screw

PrimeGuard Plus coating combats rust and corrosion and meets ASTM B-117 standards. Bugle head with nibs countersinks easily and leaves a smooth flush finish. T-20 or T-25 Star Drive for maximum torque while reducing the chance of cam-out. T17 self-drilling point and coarse threads make installation smooth and provide a strong, long-lasting hold.