Reply To: Sharpening Welcome! › Forums › General Woodworking Discussions › Sharpening › Reply To: Sharpening 15 November 2012 at 10:48 pm #3283 George BridgemanParticipant @jonkilleen It’s a chromium oxide compound but I couldn’t find a supplier so ended up using Flexcut Gold and have had good results. I think green rouge is close to what Paul uses but I could be wrong. George. "To know and not do is to not know"