backer-on 23401 screw, #10 thread, serrated thread, flat head, square drive, gimlet point, steel, 185 pk

Backer-On® cement screws are designed for attaching HardieBacker® cement board to wood or light gauge steel studs. The patented serrated head design countersinks for a flush finish even at angle, providing a smooth surface for tile installation. The T-25 Star Drive recess provides Stikfit™ for one-handed installation. Climacoat corrosion-resistant finish prevents rust from bleeding into grout. Making it perfect for use in high moisture areas such as bathrooms and kitchens.

• Gimlet point starts easily in denser boards - no pre-drilling necessary
• #2 Square 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