Get your semi truck Ready for the Road Ahead with a secure connection between flooring materials and subfloors, with the Komar 5/16" x 3" Screw Corp Flathead Floor Screws Torx. Due to its six-point star pattern that offers a higher torque transfer than traditional flathead or Phillips screws, this replacement bolt is able to create a flush surface without any protrustions. Crafted with durable materials to deliver long-term reliability. FleetPride is your First Click in Heavy Duty .