#12 x 1-1/2 Elco Dril-Flex / Hex Washer Head / Steel / Stalgard / QTY 2500 7-16X2 1/2 Phillips Bugle Head

7-16X2 1/2 Phillips Bugle Head Fine Thread Drywall Screw Black Phosphate

Fasteners coated with Stalgard® typically show no red rust or other base metal corrosion on significant surfaces after 1000 hours of salt spray exposure in accordance with ASTM B117

DeWALT SKU-DFM4EMF410-The Crete-Flex anchor is a 410 stainless steel screw anchor for light to medium duty applications in concrete and masonry block base materials

DeWALT SKU-DFM3EMM360-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

a lower hardness heat treatment provides Grade 5 bolt mechanical properties

#12 x 1-1/2 Elco Dril-Flex / Hex Washer Head / Steel / Stalgard / QTY 2500 7-16X2 1/2 Phillips Bugle HeadDril Flex Structural Screws are dual heat treated self drilling tapping screws that provide the strength, ductility and resistance to embrittlement required for critical applications. Features & Specs High hardness point and lead threads for drilling and tapping Stalgard and Stalgard SUB Coatings provide improved corrosion resistance as well as enhanced galvanic compatibility in dissimilar metal applications, including those involving aluminum,