5/16-24 x 2 Elco Dril-Flex / Hex Washer Head / Steel / Stalgard / QTY 1000 The 1/4-20 size ONLY is

The 1/4-20 size ONLY is available for quote with a brass insert upon request

8X1/2 Phillips Modified Truss Head Fine Thread Drywall Screw Fully Threaded Zinc

8X1 1/2 Phillips Modified Truss Head Fine Thread Drywall Screw Fully Threaded Zinc

8X1 1/4 Phillips Modified Truss Head Fine Thread Drywall Screw Fully Threaded Zinc

a lower hardness heat treatment provides Grade 5 bolt mechanical properties

5/16-24 x 2 Elco Dril-Flex / Hex Washer Head / Steel / Stalgard / QTY 1000 The 1/4-20 size ONLY isDril Flex Structural Screws are dual heat treated self drilling tapping screws that provide the strength, ductility and resistance to embrittlement required for critical applications. Features & Specs High hardness point and lead threads for drilling and tapping Stalgard and Stalgard SUB Coatings provide improved corrosion resistance as well as enhanced galvanic compatibility in dissimilar metal applications, including those involving aluminum,