5/8-11 x 4 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (100ct) 8X2 Phillips Modified Truss Head

8X2 Phillips Modified Truss Head Fine Thread Drywall Screw Fully Threaded Zinc

9X1 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

Blue plastic ring acts as insert locator when forms are removed

Brand part # DFM12740

5/8-11 x 4 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (100ct) 8X2 Phillips Modified Truss 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