Duraflo 60PRO117BL Roof Vent, 18.18 in OAW, 117 sq-in Net Free Ventilating Area, Polypropylene, Black Safety Equipment It increases the screw's drawing

It increases the screw's drawing strength and reduces the friction on the screw shank that lowers the driving torque

4629) -5 degree hook angle

which allows quick identification of the type of screwdriver and tip orientation

The unique flat power head design conveniently stores your tools for easy access

Warp's heavy-duty FLEX-O-BAG® will hold up tough

Duraflo 60PRO117BL Roof Vent, 18.18 in OAW, 117 sq-in Net Free Ventilating Area, Polypropylene, Black Safety Equipment It increases the screw's drawingThe PROTurbo combines the field tested benefits of the patented WeatherPRO internal baffle system with multi stage, high volume, airflow for superior attic ventilation.