Welcome to Procut Skate SharpeningOfficial skate setup for the Oshawa Generals, Belleville Bulls, Guelph Storm, Owen Sound Attack, and Whitby Dunlops.Each skater has his/her own skating style which demands unique sharpening requirements. Player, Figure, Standup goalie, Hybrid Goalie, Butterfly Goalie, all have different preferences of ROH. Procut will machine the ROH to your preference. ROH is the radius of hollow. The deeper the ROH the more bite produced.If skate blades have been overheated by poor sharpening, the edges will be brittle and are prone to snap off or bend. Procut's low heat machining wheels give you a lower heat range. more... See more text