Then slip the router s guide bushing into the jig hole and plunge the bit in 1 4 increments as you rout around the hole photo c.
Bench dog hole drill guide. A row or two of 3 4 dia. First it had to keep the bit plumb. You make a simple jig like the one shown at left and using a drill press bore a 1 hole the same distance from the fence that you want your dog holes from the edge of the bench. If your entrance and exit holes both hit the mark the hole is plumb.
These marks should be aligned. To get started i made a jig that i wanted to do several things. Now clamp the 2 4 on edge to your benchtop and use the plumb holes as an oversized doweling jig to guide your auger bit. While you can simply drill a hole anywhere i like to space them consistently across the length of the bench.
Second it needed a fence to register against the edge of the benchtop to place the dog holes a constant distance from. 3 4 dog hole bushing not required but highly recommended more below 3 4 auger bit more below crosscut saw drill and other assorted tools length of 2x4 some 3 4 plywood and other scraps. Here s how it works. Third it had to be able to drill both rows of dog holes at once.
Drill through the 2 4. You ll likely rout away so little material that the dogs will still fit snugly and finally rest flat on the surface. Bench dog was launched in the mid nineties with the simple idea that great tools were the result of extensive experience thoughtful design and exacting engineering. The length of the 2 4 will allow you to put holes anywhere you please on a benchtop.
Then lay out the locations for the holes and drill as shown. Bench dog holes allows you to add all kinds of stops clamps and vises to your worksurface. Powertec 71159 aluminum bench dogs inch x 2 3 8 inches spring loaded hold down for workbenches 2 pack 4 8 out of 5 stars 7 9 99 9. Center the jig s hole over a dog hole photo b and clamp it in place.