The traditional way to increase the work holding capability is to place dog holes in your bench top and allowing them to work in tandem with a face or end vise to secure parts of any size.
Workbench top dog holes. Then bore dog holes in 6 increments from the center of the first hole until you run out of benchtop. You can then use the top hole to create a row of dog holes across the length of your workbench and if you prefer a few dog holes along the bottom of the workbench. The second piece of 8 4 ash was glued on as a fence the distance from the holes to the fence equalled the desired distance of the dog holes from the edge of the bench. The guide to dog hole placement.
So with the vise jaws closed locate the first hole 6 from the vise s dog a little less than the vise s capacity. I drill all of the dog holes in my workbench top with a wood owl auger bit. A dog in this hole can now hold a board from 6 to 12 1 2 overlapping the vise capacity just a little. In the picture you included in your post the brass pegs are the bench dogs.
Where do i put my dog holes. This is where your dog hole diagram comes into play. So seeing as i just built a new workbench myself and had to ask myself this question i thought it was time to come up with something more definitive. My dog hole days are over.
Once one hole was drilled a dog placed through the first hole in the jig and passed through to the first hole automatically set the second hole of the jig to drill the next hole. The strip of metal used for the spring of the dogs can be any thin piece of steel. They re usually in the form of pegs with a lip that sit in the pre drilled dog holes and act as a stop. After drawing the dog holes on your workbench approve their placement before you begin drilling.
That depends is usually the answer i give and that probably frustrates more than it helps. A woodworking and hand tool restoration blog. Or at a consistent off angle typically between 2 3. I used a router and a chamfering bit to chamfer the rim of all the dog holes.
Posted on april 8 2015 by jonathan. The reason there are multiple dog holes is so that varying length boards can be secured by selecting the right set of holes. In order to work best these holes need to be drilled vertically. There s no standard size for bench dogs but i ve found that 3 4 or 1 to be the most common size for round dogs.
Note that they have a flat milled face to provide a better clamping surface.