JD ordered a cart for his shop that included bottom drawer and foot pedal holder. In this video, we use a torch switch at high amperage for tack welding, then we compare straight welding current to pulse TIG.
And.... we experimented with pulse settings using silicon bronze rod and lay wire techn...
TIg welding box cutter blades can be very good practice because it makes you get used to focusing your eyes on a very small puddle, you have to get used to using a very small filler wire, and you also see how beneficial it is to use aluminum backing on thin metal.
Modifying Wrenches is common practice in certain industries like aviation maintenance. There are tight areas where a conventional wrench wont fit.
Hastelloy W is usually a great choice when you know its steel but cannot determine the exact metal type.