Wedge Keeps Vise from Racking
Even a high-quality bench vise will rack a little when a workpiece is clamped on one side and the opposite side is left empty. A common fix is to insert a spacer in the empty side to match the thickness of your stock. But this means you need several spacers of different sizes or an adjustable deck of shims.
Instead, I use a hard-maple wedge to support the open end of the vise. I add a lip that registers it level and keeps it from dropping to the floor. A pair of wedges, one narrow and one thick, will provide support for a wide range of stock thicknesses.
To make the wedges, start with stock that is 1-3⁄4 in. thick by 8 or 9 in. long. I cut the wedges at the bandsaw, making one that tapers from 1-3⁄4 in. wide to 1 in., and a second that goes from…