3rd hand - Made from 304 Stainless steel. Used to hold parts in place while soldering etc.
Small Coca-Cola bottle with the tiniest hole drilled in the cap to dispense water onto a soldering sponge.
Piece of double sided PCB with wires soldered one to each side and to banana plugs. Used to measure current in battery powered devices by inserting the PCB between battery contacts and banana plugs into a multimeter set to read current.
"Helping hands" made from Loc-Line coolant hose. Other ends are epoxied into a scrapped F1 piston. The arms double as solder spool dispensers too.