5/8-11 x 4 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (100ct) Brand part # DFM12740

Brand part # DFM12740

Tested in accordance with AISI S905 and ICC-ES AC500 for attaching Miscellaneous Building Materials to Steel

Fasteners coated with Stalgard PLUS typically show no red rust or other base metal corrosion on significant surfaces after 1500 hours of salt spray exposure in accordance with ASTM B117

6X3 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

Tested in accordance with ICC-ES AC491 for use in Aluminum

5/8-11 x 4 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (100ct) Brand part # DFM12740Tap Flex Thread Forming Structural Screws are thread forming, dual heat treated self tapping fasteners that provide the strength, ductlity, and resistance to embrittlement failures required in critical curtain wall and dissimilar metal applications. Tap Flex fasteners are designed to offer a replacement option for traditional nut and bolt assemblies. These fasteners provide an excellent solution for blind connections. The patented E Form segmented