DESC: OS4 Full Box Kit w/ Steel Shafts: The OS4 Set features the 460 7075 Titanium Driver and #3 wood. A hybrid club replaces the 5 wood as well as the long Irons, while the 5-SW are oversized,, widesole irons. These clubs combine with a new generation style putter and upgraded stand bag and are finished by a complete set of head covers for the woods and hybrid. Golfsmith is the world's largest retailer of golf equipment.