10-24 x 1-1/4 Elco Dril-Flex / Phillips / Wafer Head / Steel / Stalgard / QTY 5000 6X1 5/8 Phillips Recess Bugle

6X1 5/8 Phillips Recess Bugle Head Coarse Thread Drywall Screw Particle Board Zinc

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

6X1 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

ESR-3196 for masonry

10-24 x 1-1/4 Elco Dril-Flex / Phillips / Wafer Head / Steel / Stalgard / QTY 5000 6X1 5/8 Phillips Recess BugleDril 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,