The Key to Accurate Table Saw and Router Cuts

Buy an assortment of machine keysthe metal rectangular blocks used to lock pulleys and gears on drive shaftsand use them to adjust table saw cuts.

table saw key

Buy an assortment of machine keysthe metal rectangular blocks used to lock pulleys and gears on drive shaftsand use them to adjust table saw and router cuts precisely. Since machine keys come in exact fractional dimensions1/16, 1/8, 1/4, 3/8, 1/2 in. and higherthey take the guesswork out of setting the table saw blade-to-fence distance. Machine keys also work well for adjusting the router bit height above the router base or tablejust set the right-sized key on the router table or base, hold a straightedge on the key so it hangs over the bit, and raise the bit till it touches the straightedge. Machine keys cost $6 for an assortment at an auto parts or farm supply store.

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P.S. Be sure your saw or router is unplugged when youre setting up the cut!