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Use these shim washers to fine adjust the spacing on any arbor or assembly with a 5/16" diameter arbor (Slot Cutters, Stile & Rail, Window Sash, Tongue & Groove). Washers are 5/16" I.D. x 1/2" O.D.
Includes three each of the following thicknesses: 0.004, 0.006, 0.008, 0.010, 0.012.