Buildex Backer-On #9 x 1-5/8 In. Cement Board Screw (575 Ct.)

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-resistant finish prevents unsightly rust from bleeding into tile. Specifically designed and recommended for use with fiber cement backerboard. Common applications: Bathtub/shower, countertops, floors, sink blacksplash.

Features:

• Serrated head design for flush seating even at an angle
• Patented sharp point offers immediate pick-up and eliminates the need to pre-drill
• Star drive with T-25 bit
• Easy one-handed installation