#10 x 3-1/2" Fine Thread Drywall Screw - Black Phosphate, Pkg 1500 LSTHD/STHD Strap-Tie Holdowns Versatile Substrate Use: Approved for

Versatile Substrate Use: Approved for cracked and uncracked concrete

For best results

this self-drilling screw simplifies the job and helps maintain siding integrity in all climates

Designed for cold-formed steel up to 16 gauge

Designed to anchor nominal 4x4 wood posts to existing concrete

#10 x 3-1/2" Fine Thread Drywall Screw - Black Phosphate, Pkg 1500 LSTHD/STHD Strap-Tie Holdowns Versatile Substrate Use: Approved forDaggerz brand drywall screws are a high quality screw designed for fastening sheet rock to studs. These screws feature a common bugle head that sits flush with the drywall once installed. Although these are labeled as drywall screws, they are often used for wood and other materials.