Item Condition: Like new Packaging: Has original box included Paperwork: This item includes instruction papers Listing is for single shot mechanism, NOT the nail gun. This item is complete. Hitachi pneumatic tools and compressors are designed and manufactured specifically for durability, quality, and performance. By incorporating a simple overall design, tough components, and lightweight construction, Hitachi pneumatic tools require less maintenance, have fewer breakdowns, and cause less fatigue. Technology is the common thread behind the Hitachi brand. It is what makes Hitachi products superior in design and durability. From its birth, Hitachi has pioneered innovative technologies that have improved lives around the world. This knowledge is shared across all Hitachi divisions worldwide and is incorporated into applications that benefit many different products, yielding durable, reliable, and easy-to-use tools. The quality engineering that is found in Hitachi pneumatic tools does not stop with the major components. The precision continues with details like depth of drive adjustment mechanisms, virtually jam-proof feeding mechanisms, sophisticated nose pieces, toenail safety levers, and easy-load magazines. There are plenty more convenient features as well, and all of them are designed to make your job easier. Features: Single Shot Set NR90AD NR90AE Mechanism that allows firing of single nails rather than multiples, NOT a nail gun