#12 x 1 Elco Dril-Flex / Phillips / Flat Head / Steel / Stalgard / QTY 4000 7-16X7/16 Phillips Pan Head Serrated

7-16X7/16 Phillips Pan Head Serrated Fine Drywall Framing Screw Black Oxide

8-15X3 Square Drive Trim Head Drywall Screw Fine Thread Black Phosphate

10-14X2 1/2 Phillips Bugle Head Fine Thread Drywall Screw Black Phosphate

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

#12 x 1 Elco Dril-Flex / Phillips / Flat Head / Steel / Stalgard / QTY 4000 7-16X7/16 Phillips Pan Head SerratedDril 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,