It is 4 from the back edge of the bench and about 8 from the left end of the workbench.
Woodworking bench dog hole spacing. The first hole to lay out is the one at the back left. The bench dog pattern is one issue another is the angle of the hole to drill. I spaced mine 4 apart as that s basically the travel of my end vise. One school promotes a true vertical angle 90 degrees from the benchtop.
The guide to dog hole placement. 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. Since then the bench dog product line of router tables safety accessories and shop tools has steadily expanded. Where do i put my dog holes.
The proper bit for the job is an auger bit. For example if the vise s jaws can hold a board up to 6 1 2 secure any board up to that size between the jaws. 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. That depends is usually the answer i give and that probably frustrates more than it helps.
Ideally space the dog holes so you can secure a board of any width to the workbench ken so start by measuring your vise s capacity. So i present my foolproof secret to. The dog holes are in 1 from the edge to the start of the dog hole and spaced at about 7. My vise opens 8.
The vice on the end of the bench has just under 10 working travel distance so it can span the full 8 span between dog holes level 1 2 points 6 years ago i spaced my dogs 4 inches apart and have a vise that travels 12 inches veritas twin screw. Bench dog tools are used by woodworking professionals serious. That said were i to do it again i would space at 4 because winding the tail vise in and out is a pita. Typically dog holes measure of an inch in diameter spaced 2 3 inches apart depending on the length of your workbench and your specific needs.
With your inset line marked mark a nice big cross to indicate the center of each hole. To prevent tearout on the backside clamp or screw a scrap of 2x4 underneath your dog hole line. Dog holes are used to secure what are called bench dogs often made of medium hard woods such as mahogany cherry and or walnut.