BACKER-ON - Backer-On Rock-On No. 9 X 1-5/8 in. L Star Flat Head Cement Board Screws 140 pk 10839 while the open top design

while the open top design ensures quick and easy access on the job

designed for seamless integration and efficient operation

it ensures a secure fit and efficient flow in various plumbing systems

measuring 1-1/4 inches in length

BACKER-ON - Backer-On Rock-On No. 9 X 1-5/8 in. L Star Flat Head Cement Board Screws 140 pk 10839 while the open top designEnsure your cement board installations are rock solid with these highly durable screws, designed for maximum performance and reliability. Each screw in the 140 pack features a star flat head for easy and secure fastening, making them ideal for both professional contractors and DIY enthusiasts. Measuring 1 5 8 inches in length, these screws are perfect for securing backerboards to wood or light gauge steel studs, offering outstanding holding power and