Homemade Chain Mortiser ( Using Chainsaw)

Mortise and tenon joints are strong and useful, but the mortise part of them (the slot) is hard work and timeconsuming to make by hand. There are two machines that do the job one is basically a bench press that incorporates a drill bit inside a square chisel, and then theres the chain mortiser. The problem is that both types are specialist equipment they dont do anything else and they mostly sit around doing nothing at all. Plus, we need a big version for making the big joints on wooden gates. So I br, br,