3/8-16 x 2 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (500ct) Steel-to-steel connections

Steel-to-steel connections

a lower hardness heat treatment provides Grade 5 bolt mechanical properties

Once concrete is hardened

7X1 1/2 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

3/8-16 x 2 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (500ct) Steel-to-steel connectionsTap 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