#8 X 2-1/4" Cement Board Screw, High-Low Thread, T25 Star Drive - Pkg 100 PAB Anchor Bolts while lengths up to 1"

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

1212HT and 1616HT are to be installed in pairs with machine bolts in double shear

These hangers can be installed into masonry and concrete with the correctly specified Titen screws

cleaning the hole of dust and debris

unobtrusive look

#8 X 2-1/4" Cement Board Screw, High-Low Thread, T25 Star Drive - Pkg 100 PAB Anchor Bolts while lengths up to 1"Simpson 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.