Power Pro outdoor wood screws feature instar Drive in technology which virtually eliminates cam out for a smooth, effortless Drive every time. Chances for splitting wood are greatly reduced by the patented cross-cut threads and the wood biting cut point. Power Pro outdoor wood screws provide superior rust and corrosion protection. Ideal for decks, stairs, play sets and many other outdoor projects. 1000 hour Bronze ceramic coat. Self starting tip. T-25 bit included.