Hougen Hmd904 Magnetic Mag replacement handle 1/2-20 $17.9 Brand Hougen Power Source Electric Model HMD904 MPN 0904101 condition New Up for sale is a brand new replacement handle for a Hougen HMD904 magnetic dril.Made in USA on a CNC lathe using a full profile insertIt might fit more models.4.5" long with a 1/2-20 threads