DuraSpin Screws #8 x 3" all purpose Exterior use Weatherex finish wood screw. This Collated screw system comes in a 50 screws per soft strip. 800 screws packaged in a plastic bucket. Type 17 thread cuts fast through wood. Corrosion resistance finish. Coarse thread with wax lube. Finish: Weatherex 3. Head: #2 Square Flat. Thread: Coarse 2/3 with wax. Point: Type 17 (Cut). Fits Tool Models: DS300.DS300-AC, DS300-24V, DS300-S2, DS300-S4.