Nova Golf Irons and Wedges Club Groove Sharpener, Hexagon, 6-cutter, Blue Golf Groove Sharpener legally sharpens Square, U & V grooves on all your golf irons and wedges. Breathe fire into your golf game, generate massive spin and control just like a PGA golf pro does. Whether you use Ping, Titleist, Mizuno, TaylorMade etc.. your grooves will feel and play like new. Made from a high grade precision tool steel, it gives you the perfect cutting edge to restore your clubs back to New! Sharpens all U, V and square grooves and is fully compliant with golf club width & depth limits set by USGA & R&A. Hexagon type design with 3 of "V" cutter and 3 of "U" cutter. Stylish highly polished aluminium handle, in blue color.