7/8-14 x 2 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

5/8 x 11 Hex Lag Screw Zinc Plated

1-8 x 6 A307A Hex Tap Bolt Zinc Plated

5/8-11 x 10 Grade 5 Hex Cap Screw Zinc Plated

3/4-10 x 2 3/4 Hex Cap Screw SS 18-8 (A2)

6-20 x 1 7/8 Strong-Point Phillips Bugle Head Self Drilling Drywall Screw Zinc Plated (4000) 7/8-9 Grade 8 Hex Cap Screws Yellow Zinc Plated 7/8-14 x 2 1/2 Grade6 20 x 1 7 8 Phillips Drywall Self Drill Screw Zinc Plated (4000) . Used for many purposes, including the attachment of gypsum board to metal studs, fine threads and the self drilling tip make these screws ideal for penetrating and holding into metal framing studs and other types of metal or aluminum framing.