Digging Deep\nAre your iron soles wrong for your swing?\nEach iron in the HiBore XLi set is a hollow-construction hybrid style. The sole width on the 7-iron is 42.5 millimeters ($600, eight irons, steel shafts, clevelandgolf.com).\nAre your iron soles wrong for your swing?\nThe wide sole Idea Tech a4OS has significant relief on the trailing edge. A maraging-steel face insert and dual-tungsten weights are technological bonuses ($800, adamsgolf.com).\nThe Di9 cavity is shaped to extend the hitting area to the toe. The wide-tip shaft is designed to control vibration, and consistent loft gaps promote distance control ($500, wilson.com).\nThe Tour Preferred has a shortened heel-to-toe blade length as well as a tour-configured sole with significant relief on the trailing edge ($900, taylormadegolf.com).\nThe MT OS undercut channel lowers the center of gravity, and the weld-less cup face is designed to maximize rebound for slow swings ($700, macgregorgolf.com).\nThe S57 features a sleek sole and is made from 17-4 stainless steel. The face and grooves are machined, and thereâ\u0080\u0099s a pocket-cavity insert to improve sound and feel ($900, pinggolf.com).\nThe MX-200 has a larger head for a deep center of gravity, but the triple-cut sole has extra relief on the leading and trailing edges to preserve playability ($700, mizunousa.com).\nThe Victory Red Forged TW Blade, one of three offerings in a new line, is built to Tiger Woodsâ\u0080\u0099 exact specs. Forged from 1025 carbon steel, its face is CNC-milled ($900, nikegolf.com).