From the brand you know and trust, Grip-Rite Structural Screws offer versatility, speed and longevity in load-bearing exterior wood construction projects. Grip-Rite's exclusive Dual Drive Power head brings flexibility to the jobsite with a unique combined Hex Washer/Star Drive recess head, offering the user a choice of using the included hex driver or a star drive bit to fasten the screw. A 3-digit, ICC recognized code is stamped into the head for easy spec reference and a load value chart is conveniently located on every package. As a replacement for lag screws, Grip-Rite Structural Screw type 17 tip offers both efficiency and time savings by eliminating the need to pre-drill pilot holes. Our premium PrimeGuard Plus coating assures Grip-Rite. Get the job done right with Grip-Rite.