Update your semi truck with a secure connection between flooring materials and subfloors, with the Komar 5/16" x 2" Screw Corp Flathead Floor Screws Torx that ensures you're Ready for the Road Ahead. By utilizing a six-point star pattern that offers a higher torque transfer than traditional flathead or Phillips screws, this replacement bolt creates a flush surface without any protrustions. Manufactured with durable materials to deliver long-term reliability. FleetPride is your First Click in Heavy Duty.