This slab flattening sled is a jig that uses your router to flatten slabs on your workbench. This is especially useful when you don't have a planer wide enough for your piece or a CNC machine.
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(1) 3’ x 2’ x ¾” plywood (4) 3" bolt (8) washers (4) nuts (4) Low Profile Casters -Fixed Base Router -1.5” bottom cleaning router bit -Drill bit large enough for the bolts to fit through
Download the Free PDF plans found on TheAccentPiece.com. Search "Flattening Sled"
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Using the provided plans as a guide, cut your plywood pieces to size.
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You will use a bottom cleaning router bit to flatten the slabs using this jig.
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Using the provided plans, assemble the router flattening sled according to the plans and modified to fit your workbench, if needed.
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Place the slab on the workbench. Apply shims if necessary to make sure it isn't wobbly. Put the sled over the slab.
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Use all the necessary safety equipment (protect your eyes, ears, and lungs!) and sweep back and forth over the slab. Make multiple shallow passes until the slab is flat.