Additional Details ------------------------------ Product description: GuardDog is a versatile exterior wood screw used for a variety of applications including pressure treated decking, railings, stair stringers, deck frame blocking, dimensional headers, pergolas and more. The PoziSquare Drive eliminates strip-out. Fully tested, fully guaranteed in pressure treated lumber, cedar, redwood, and chemically treated lumber. 3.5" Gold Color Matches pressure treated Exterior deck screw in a clear plastic bucke Pozisquare drive #9 diameter fastener Guaranteed corrosion resistance UV Resistant to fading or chalking Sharp threads quickly penetrate lumber Free PoziSquare driver bit included Coated for ACQ treated lumber, Copper Azole, Cedar, & Redwood 350 Pack