Coated with a T25 drive system

3 head and full threading

7/8-9 x 3 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

1/8 x 3 Powers Round Toggle Bolt Zinc Plated (50)

#6 x 1 5/8 Proferred Phillips Bugle Head Collated Coarse Thread Drywall Screws Black Phosphate - Carton (10000) 1 1/8-7 A307A Hex Bolts Plain Steel Coated with a T25 drive#6 x 1 5 8 Proferred Phillips Bugle Head Collated Coarse Thread Drywall Screws Black Phosphate Carton (10000) These drywall screws are designed for attaching drywall to wood studs. The coarse thread provides a tight grip in drywall, while the black phosphate coating helps to prevent rust and corrosion. The bugle head provides a flush, finished appearance, and the Phillips drive makes it easy to drive the screws with drywall screw gun.