I have recently aquired a oxomatic wire feeder and I am having a hard time locating replacment drive rollers The dimensions of these rollers are 1.75" O.D.0.375"width and a 0.750 bore with a 3/16" key way. Two rollers are put together to make a complete unit. If anyone has rollers of these dimensions in there machine could you please let me know make & model my welding supply store can't help me until I have a make and model # Thanks, JohnLinde C300 stick tigLincoln sp130 hobart G-225-K welder generatoroxo matic wire feederhypertherm plasma torchDelta 17" drill presssouthbend 9"lathefitchburg 15" lathestark horizontal milling machineWilton 7"x12" horizontal band saw