Infinity Tools T 型槽螺帽，10 入

Took my featherboard out of the drawer where it'd been gathering dust and clamped it to my router table's track in under a minute, these nuts slide smooth and lock down tight without any wobble. The 3/8" height seated perfectly flush in the miter slot, and for ten bucks it's the cheapest upgrade to

The 3/8" height fits perfectly in my router table's track without any slop. I’ve got a miter gauge and fence set up now that lock down tight with these nuts.

Finally, a T-nut that slides smoothly without binding—I just installed a fence on my router table and it locked down perfectly. No more fighting with cheap stamped nuts that strip out. These are worth every penny for the precision alone.