the parts will be used for domestic commercial purposes e.g: pipe cap, brackets and such
The blanket is heavy because it is made up of a lot yarnTo make it lighter you can use finer yarn but the blanket would also be less warm.
You need to set up a machine shopMilling machine, lathe, and pipe threader are needed for what you have listedOnce you have jigs and all set up, the process goes quickly.