Remember that you want to have your holdfasts in hand first so you can measure their reach.
Workbench dog hole diameter. The strip of metal used for the spring of the dogs can be any thin piece of steel. Long square dog holes made to fit metal dogs tilting 3 toward end vise and 6 in. O c are aligned with dogs in end vise. But a board larger than that must be secured between the vise dog and a bench dog.
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. The lipped brad point style scores the perimeter of the hole for clean entry and smooth sidewalls. I had drilled 3 4 openings in my workbench so that s the size of dowel i ll need. Next you drill holes move the guide put pegs through guide into previously cut holes cut more bench holes move guide place pins etc etc.
Until you ve covered your bench with evenly spaced dog holes kind of like the. Mine was about 5 1 2 x 8. On each tenon for trimming after wedging tenons 1 in. The size isn t as important as we ll be adding a fence but make it as long as your 2x4 and wide enough that you ll be able to place the bushing as far in as you want your dog holes.
For drilling the dog holes lee valley offers 3 4 07j02 48 33 and 20mm 07j16 20 35 drill bits that are 6 long overall with 3 5 8 of fluting enough to go through the jig and a 2 thick bench top. Dog holes are used to secure what are called bench dogs often made of medium hard woods such as mahogany cherry and or walnut. 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. 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.
Made from high speed steel they are. Click the image to download the pdf diagram to help you place your first dog holes. Long overall includes an extra 1.