One of the “new skills” that the latest 3D printers have is that their nozzle can now apply a thin paste that is then sintered into a layer of metal by the heat of a laser.

This brings up the skill of resurfacing old machinery surfaces without the warping that conventional welding would do.

It also would enable “one off” custom tables for old equipment.

How many times has a home shop owner said to himself: “if only this table or lathe was a little longer! “