1/4 x 3-1/4 Elco Aggre-Gator / Phillips / Flat Trimfit HEAD / 18-8 Stainless / Stalgard and ICC-ES AC257 for use

and ICC-ES AC257 for use in pressure treated lumber

Internal threads eliminate the need and cost of couplings

Maximum bit length: 4-1/2 in

Thread Pattern: ISO Metric Thread

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

1/4 x 3-1/4 Elco Aggre-Gator / Phillips / Flat Trimfit HEAD / 18-8 Stainless / Stalgard and ICC-ES AC257 for useDeWALT SKU DFM3EMM340 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.