M63M104KB30T607 Trimmer Potentiometer, 100 kohm, 1 Turns, Through Hole. The Model 63 cermet trimmer is available in several pin configurations for top or side adjustment and with a choice of Knob styles for finger setting. Quick adjustment is achieved with multi-finger wiper and the standard resistrance range is between 100 R and 2 MR with a tolerance of ± 10%.