9 X 1-1/4 BACKER-ON SCREWS 750CT

Gimlet point. No. 2 star drive prevents bit from slipping. Special ribs under the head countersink into material for flush seating. Serrated thread design reduces installation torque and provides superior holding power. Corrosion-resistantfinish prevents unsightly rust from bleeding into tile. Specifically designed and recommended for use with fiber cementbackerboard. Common applications: Bathtub/shower, countertops, floors, sink blacksplash.