3/8-16 x 2-1/2 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (400ct) Several colors and finishes to

Several colors and finishes to match application

6X2 Phillips Recess Bugle Head Coarse Thread Drywall Screw Zinc Yellow

1/4" x 4" DeWALT blue concrete screws

Thread Pattern: ISO Metric Thread

3/8-16 x 2-1/2 Elco Tap-Flex / Hex Washer Head / Steel / Stalgard (400ct) Several colors and finishes toTap 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