1/4 x 2-1/4 Elco Aggre-Gator / Hex Washer Head / 18-8 Stainless / Stalgard The UltraCon+ screw anchor is

The UltraCon+ screw anchor is engineered with matched tolerance drill bits and installation tools designed to meet the needs of the user and also provide optimum performance

Brand part # DFM12768

Aluminum-to-steel connections

8-18X1 1/4 Phillips Bugle Head Full Thread Self Drilling Drywall Screw Zinc and Bake

10X6 Phillips Recess Bugle Head Coarse Thread Drywall Screw Zinc Yellow

1/4 x 2-1/4 Elco Aggre-Gator / Hex Washer Head / 18-8 Stainless / Stalgard The UltraCon+ screw anchor isDeWALT SKU DFM3EML325 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.