Low Profile Pancake Head Type AB Point screws for fastening architectural metal roof clips to wood. Low-profile head design fits easily under metal roof panels, preventing distortion or damage to the metal panel. Type AB sharp point can pierce thin-gauge steel sheets or be used in a pre-drilled pilot hole as needed. Heavy-duty Climacoat finish for excellent corrosion resistance in exterior applications. Sold 250 pieces per bag or in 4000-piece cases.