3/8-16 x 4 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (250ct) 8-15X1 5/8 Phillips Bugle Head

8-15X1 5/8 Phillips Bugle Head Fine Thread Drywall Screw Black Phosphate

Pull-out testing conducted in accordance with AISI S905 using the alternate tension test (with adjustments to allow for large fastener diameters)

7X1 1/4 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

8-18X1 5/8 Phillips Bugle Head Full Thread Self Drilling Drywall Screw Zinc and Bake

Tested in accordance with ACI ACI 355

3/8-16 x 4 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (250ct) 8-15X1 5/8 Phillips Bugle HeadTap 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