23505 Cement Board Screw, #9 Thread, 1-1/4 in L, Hi-Lo Thread, Serrated Head, Star Drive, Sharp Point

Name: 23505 Cement Board Screw, #9 Thread, 1-1/4 in L, Hi-Lo Thread, Serrated Head, Star Drive, Sharp Point
Brand: Backer-On Rock-On
SKU: 9192030-052303-12

Sku: 9192030-052303-12

$36.49

57 Available at SHIP TO STORE

Estimated Arrival On: 10/02/2025

Backer-On® cement screws are designed for attaching HardieBacker® cement board and Rock-On® cement board screws are designed for attaching Durock® 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 T25 star drive recess provides Stikfit™ for one handed installation. Climacoat corrosion-resistant finish prevents rust from bleeding into grout. Making it ideal for use in high-moisture areas such as bathrooms and kitchens. Backer-On® and Rock-On® cement board screws comply with ANSI standards for cement board installation as specified by cement board manufacturers. Cement board manufacturers require ANSI compliance in order to remain eligible for warranty.

Serrated head - designed to drive flush even at an angle
Star drive with T25 bit - provides Stikfit™ for easy one handed installation and eliminates cam outs
Hi-lo/single threads - starts quickly and drives smooth in cement boards
Sharp points - offers immediate pick-up and eliminates the need to pre-drill
Climacoat finish - corrosion-resistant for preventing rust from bleeding into tile