Steel Dragon Tools 36762 Micro Switch for 36642 Foot Switch fits RIDGID 300 Pipe Threading Machine,Steel Dragon Tools" /> Steel Dragon Tools parts extend the life of pipe threading machines at a fraction of the cost. Microswitch for B-294 foot switch for Model 300 and 535 pipe threading machines. Replaces RIDGID Part 36762 High-quality replacement parts that meet or exceed OEM specifications. One (1) year warranty against manufacturer defects.