5/8" x 4-3/4" Pin-Drive Expansion Anchor, Yellow Zinc Plated, Pkg 15 Large Diameter Masonry Screws By reinforcing the stringer-to-deck connection

By reinforcing the stringer-to-deck connection

Connection Type: Provides strong column to beam connection while the strapless design is intended for field welding to a steel column

Whether building new deck stairs or upgrading an existing structure

Self-drilling point eliminates the need for predrilling into steel

5/8" x 4-3/4" Pin-Drive Expansion Anchor, Yellow Zinc Plated, Pkg 15 Large Diameter Masonry Screws By reinforcing the stringer-to-deck connectionSimpson pin drive expansion anchors are coated in yellow zinc dichromate and used for medium and heavy duty fastening applications into concrete and grout filled block. California Residents: WARNING