I turn a Nut into a tiny Adjustable Wrench

In this video I'm turning a stainless steel M20 nut into a tiny adjustable wrench. All three parts are completely made out of one single nut. First I turned the thread and the hexagon away on the lathe. After cutting a slit into it I was able to open it up with the help of a torch. A few heats later I had a very straight and flat piece of stainless steel. I first went then on the milling machine and milled the whole part to the final width of the wrench. I then cut of a piece with the hacksaw to make the body out of it. With a tiny t-slot endmill I was able to mill the t-slot very nicely with a very low feedrate and a lot of oil. After milling the square hole and drilling the deep hole I started to shape the outer contour. Then I moved on by making the movable part of the wrench. I milled it all in one operation with very careful steps to not risk and chatter marks or whatsoever. After filing the square bit round I sanded the rectangular part until it fitted nicely into the body. I then cut the M2 t