Delivering steady rotational support for accurate sanding results, the Jet JOSS-S-326 Spindle Assembly 3/4" DIA is designed to provide smooth, consistent motion in compatible oscillating spindle sanders. This assembly houses the spindle and related components that work together to hold sanding sleeves firmly while rotating and oscillating during operation. Maintaining proper alignment... https://www.wholetoolbox.com/jet-joss-s-326-spindle-assembly-3-4-dia