In my experience round dog holes are easier to create than square ones.
Round dog holes workbench. 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. The combined crosshatching and 2 inward slope of the face hold wood securely. 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. Our round bench dogs are made from solid brass rod and can be installed in any bench by drilling a 3 4 hole.
Square holes take a lot more effort either through brute force or in setting up a means to rout them. How to drill perfectly vertical bench dog holes in your workbench a woodworking bench is more than just a table to lay your tools and project parts on. So i present my foolproof secret to. The guide to dog hole placement.
Where do i put my dog holes. That depends is usually the answer i give and that probably frustrates more than it helps. Brass dogs are non corroding and kind to your tools. 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.
These can be done on a pillar drill or hand held drill using a guide see this post. His includes a built in tool tray a shoulder vise on the left and a tail vise on the right with a single row of dog holes along the front apron much different from the bench seen here. The side spring lets the dog slide smoothly but holds it well at any desired projection. Installing round bench dog holes is a snap when using a router and a spiral upcut router bit.
Round dog holes workbench. Used well your bench is an all in one three dimensional clamping solution that will allow you to hold your work on any of its edges or faces.