1 pc Drive Roll U Groove .023 .030 fit Lincoln Easy Core 125 EasyCore 12105 Welder Attention: Due to the existence of multiple versions of Lincoln's Easy Core 125 welder, please check and verify that your welder's code number is 12105 before making a purchase. The code number for Lincoln welders can be found on the number plate of the welder and is a 5-digit code.