This Duo-Fast air nail gun is a powerful drive engine suitable for hardwood nailing. The adjustable depth of drive provides precise fastener placement. The EZ load magazine post free height adjustable magazine has 3 predetermined height settings, (32mm, 50mm & 65mm), making loading faster and easier! This large capacity magazine allows for up to 300 nails to be stored. The belt hook keeps tool secure when working at heights, and close at hand ready for work.