DRYWALL DENSE BOARD SCREW 3.9 X 30MM

Designed for attaching dense board to timber stud work. The super sharp point and high low thread is specially designed for an excellent fixing into timber. • Phillips No.2 recess for a positive drive • Reduced countersunk head for improved countersinking into the dense board • High-Low thread for increased pull-out value into both timber and thin sheet metal • Coarse thread for extreme hold • 25° super sharp point for ease of penetration • Fire Classification - A1