1/4-20 x 4 Elco Bi-Flex / Phillips / Flat Head Undercut / 18-8 Stainless / Stalgard / QTY 500 8X3 Phillips Modified Truss Head

8X3 Phillips Modified Truss Head Fine Thread Drywall Screw Fully Threaded Zinc

Metric Phil Flat 7

10X3/4 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

The patented E-Form® segmented thread profile design improves installation and forms threads that provide increased thread engagement

1/4-20 x 4 Elco Bi-Flex / Phillips / Flat Head Undercut / 18-8 Stainless / Stalgard / QTY 500 8X3 Phillips Modified Truss HeadBi Flex structural screws are bi metal self drilling tapping screws that provide the corrosion resistance of 300 series stainless steel and the efficiency of drill screws. Bi Flex screws are suitable for use in both steel and aluminum. Features & Specs High strength, ductility and reliability Higher corrosion resistance compared with carbon steel and 410 series stainless steel fasteners 18 8 stainless compatible with pressure treated lumber Immune to