Trying to find pressure angle so I can order cutter. 30 Tooth OD 1.7273 DP 22. Tried comparing prints but my eyes are no help. Was thinking 14.5 but concerned Cincinnati may have used proprietary angle ( new $1200.46) Is there a tooth to tooth measurement?? This is the gear it contacts. Bob Update 20 Degree Ash Gear has Cutters. C93200 Bronze Life expectancy 26 years.