1/4-20 x 2 Elco Dril-Flex / Hex Washer Head / Steel / Stalgard / QTY 1500 6-20X1 7/8 Phillips Bugle Head

6-20X1 7/8 Phillips Bugle Head Full Thread Self Drilling Drywall Screw Zinc and Bake

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

2015 IBC/IRC and 2012 IBC/IRC

6X1 3/8 Phillips Bugle Head Coarse Thread Drywall Screw Black Phosphate Particle Board

10-16X4 Phillips Bugle Head Full Thread Self Drilling Drywall Screw Zinc and Bake

1/4-20 x 2 Elco Dril-Flex / Hex Washer Head / Steel / Stalgard / QTY 1500 6-20X1 7/8 Phillips Bugle HeadDril 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,