1/4 x 1-1/4 Elco Aggre-Gator / Hex Washer Head / 18-8 Stainless / Stalgard 6X1 1/2 Phillips Recess Bugle

6X1 1/2 Phillips Recess Bugle Head Coarse Thread Drywall Screw Zinc Yellow

Positions all inserts on the project at the same elevation to eliminate multiple all thread rod lengths and improve the accuracy of offsite prefabrication

8-18X1 Phillips Bugle Head Full Thread Self Drilling Drywall Screw Zinc and Bake

Better yet

1/4" x 2-1/4" DeWALT blue concrete screws

1/4 x 1-1/4 Elco Aggre-Gator / Hex Washer Head / 18-8 Stainless / Stalgard 6X1 1/2 Phillips Recess BugleDeWALT SKU DFM3EML300 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.