The Wilton WL9-2903110 Vise Spindle Nut W/Two Pins helps secure and support the vise spindle for smooth jaw adjustment and reliable clamping operation. This replacement spindle nut works with the vise's threaded spindle, allowing the spindle to move properly as the handle is turned to open or close the jaws. The two pins help maintain proper positioning within the assembly. Replacing ... https://www.wholetoolbox.com/wilton-wl9-2903110-vise-spindle-nut-w-two-pins/WL9-2903110.html