Star Drive Coarse thread Trim head 8 trim head deck screw Plastic collated Galvanized 1500 Boxed 8" x 2-1/2" Size
From the Manufacturer
Quik Drive WSNTLG212S Deck and Dock 2 1/2-inch Screws with N2000 Corrosion Protection. Collated sharp point screw in wire size #8 with Twin Threads and nibs under the head for easier countersinking. Flat head with #3 undersized square drive head. (uses BIT3SU bit). Used in Quik Drive Tools; PRO250, PRO300S, 2000SDS. 1500 screws per box.