- Hougen Two sizes of Drill Chucks are available for Hougen Magnetic Drills. The 1/2″ Chuck fits Models HMD904; HMD914. The 5/8″ Chuck fits the HMD914. 1/2″ Chuck requires 05536 Hex Spindle Adapter (01829 adapter for old style threaded motor spindles) for HMD904. The HMD914 require Spindle Adapter 40341 for both chuck sizes.
“








