• Wood construction screws with flange head. • TX40 drive that guarantees optimal torque transmission. • Milling tip that offers 20% less resistance when screwing. • Cutting notches in the thread that cut through the fibers of the wood structure. • Double thread for faster grip with less contact pressure. • Special wax coating that facilitates assembly and reduces energy consumption. • Allows screwing without pre-drilling even in hardwoods. • Fixing notches to ensure full seating of the head. • Dimensions: 8 x 240 mm.