With Backer-On 1-1/4 in. Zinc-Plated Steel Flat-Head Square Cement Board Screws (200-Pack), you can attach cement board to wood or light-gauge steel studs. Use these zinc-plated screws in moist areas, such as showers and countertops. Thread designed for easy installation. No pre-drilling required.
- Use to attach cement board to wood or light gauge steel studs
- Ideal for use with showers, backsplashes, countertops and floors
- Steel construction
- Resists corrosion
- 1-1/4 in. long
- Flat head and a square drive
- Rib design under the head counter-sinks for flush-seating in boards