SnowhaleGolf-Golf Club Groove Sharpener,Re-Grooving Tool and Cleaner Don't replace your irons and wedges, you can re-groove and give them new life! Improve Backspin and Ball Control. Made from a high grade precision tool steel that is heat treated to 64 on the Rockwell Scale, it gives you the perfect cutting edge to restore your clubs back to NEW! Use on Irons and Wedges from Ping, TaylorMade, Cleveland, Calloway, Nike, Titleist Vokey, Wilson, Mizuno Clean and Sharpen V and U(square) Club Grooves legally -- complies with USGA and R&A Sleek stylish highly polished aluminum handle in silver color