Highlights: Size: #10 x 2-1/2" Color: Gray Extra deep T-20 star recess Epoxy coated steel Blade-sharp auger point tip Deck pack unit size contains 350 screws for 100 sq. ft. of decking Transverse threading eliminates "mushroom" effect common to composite decking installed using standard deck screws without pre-drilling by preventing debris from the hole from forming a mound around the screw head Designed specifically for capstock or coextruded decking Prevents dimpling, white shear & curled waste Per package of 350