M4 X 16 Thread Forming Screws / Torx / Pan Head / A2 Stainless / Plain / Taptite Alternate Plastic ring creates countersunk recess

Plastic ring creates countersunk recess to keep threads clean from pour residue

DeWALT SKU-DFM3EML345-The Aggre-Gator anchor is a Bi-Metal 300 series stainless screw anchor for light to medium duty applications in concrete and masonry block base materials

1/4" x 5" DeWALT blue concrete screws

Aerosmith®’s Blue Banger Hanger® Steel Deck Insert cast-in-place anchors are installed prior to pouring concrete which reduces installation and material costs and increases strength values

9X1 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

M4 X 16 Thread Forming Screws / Torx / Pan Head / A2 Stainless / Plain / Taptite Alternate Plastic ring creates countersunk recess