#8 X 2-1/4" Cement Board Screw, High-Low Thread, T25 Star Drive - Pkg 100 PAB Anchor Bolts They’re made to pair perfectly

They’re made to pair perfectly with Outdoor Accents post bases

Lumber Size: Intended for use with 7x beams and 6x posts/columns and includes necessary SDS screws for quick installation

while lengths up to 1" are fully threaded and longer sizes feature partial threading for greater pull-through strength

Lumber Size: Intended for use with Rough Cut 6x posts and beams

PROHSD60/M

#8 X 2-1/4" Cement Board Screw, High-Low Thread, T25 Star Drive - Pkg 100 PAB Anchor Bolts They’re made to pair perfectlySimpson cement board screws are designed for use with all cement backerboards including HardieBacker, Durock, WonderBoard and PermaBase. Screw has a wafer head with nibs to provide a flush finish. It also has a distincive multilayer corrosion resistant coating to prevent rust stains.