#9 x 1-1/4" Quik Drive CB3BLGHL Cement Board Collated Screws, High-Low Thread, C-3 Galvanized, Pkg 1500 Zinc Large Diameter Concrete Screws Simpson Strong-Tie Drop-In setting tools

Simpson Strong-Tie Drop-In setting tools are the ideal solution for accurately and consistently installing Simpson Drop-In internally threaded anchors

Corrosion-Resistant Finish Options: Select models are available with protective coatings suitable for interior or exterior use

Code Compliant: ICC-ES ESR-2713 approved for performance you can count on

The Simpson PPB66-6Z 6X6 Porch Post Base 6" Depth - Zmax Finish enhances the strength and stability of your construction projects

This will only fit a joist that measures an actual 4"x6"

#9 x 1-1/4" Quik Drive CB3BLGHL Cement Board Collated Screws, High-Low Thread, C-3 Galvanized, Pkg 1500 Zinc Large Diameter Concrete Screws Simpson Strong-Tie Drop-In setting toolsStrong Tie Quik Drive CB3BLG cement board screws are designed to quickly and easily fasten dense fiber cement boards to wood. Designed for use with these Quik Drive Attachments PROLDH