#9 x 1-5/8 in. Serrated Flat Head Star Drive Cement Board Screws (575-Pack)

Serrated head design for flush seating even at an angle Star drive with T-25 bit provides StikfitTM for easy 1-handed installation and eliminates cam-outs Serrated thread forms require less torque for faster installation Patented sharp point offers immediate pick-up and eliminates the need to pre-drill Patented design allows attaching close to edge on cement board, drastically reducing fractures or blow outs Premium corrosion resistant finish Use to attach cement board to wood or light gauge steel studs Ideal for use in high moisture areas such as showers, backsplashes, countertops and floors Conforms to ANSI A108.11 standards for cement board attachment Features Item Weight 4.42 Color Family Gray Features Coated,Self Drilling,Self Tapping Fastener Plating Zinc Included Driver Bit Finish Zinc-plated Returnable 180-Day Package Quantity 575 Drive Style Star Product Weight (lb.) 4.42 lb Head Style Flat Head Fastener Type Drywall Screw Measurement Standard SA