ITW Buildex, Itasca, Ill., offers the #12 ROOFGRIP™ for reliable mechanical fastening of insulation and single-ply membrane to steel and wood roof decks. A modified buttress thread maximizes pull-out performance and minimizes fastener stripping and back-out. The deep #3 Phillips recess allows for positive bit engagement. The patented X-point provides fast and consistent drilling in 18- to 26-gauge metal and wood decks. The fastener is Factory Mutual and Miami-Dade approved. Install with the ITW Buildex AccuDrive XL PLUS™ or a standard 1,800-2,500 RPM screw gun.