Usually metal and wood. The blade is made of metal - but the handle is usually wood as it absorbs energy when the tool is being used.
Depends which pick axe it is.
pick axes and shovels
you will need an Iron pick axe, stone or wooden pick axes do not work.
They used: pick axes, spades, pans and cradles.
now days they use gold detectors and pick axes. Back in the days they used pans (only in the water, axes and shovels.)
The Irish immigrant diggers used shovels and pick axes.
They used: pick axes, spades, pans and cradles.
A medieval biller made axes.
Most of these are made out of steel and have wood handles.
Wooden handles and hardened steel axe head.
Wooden handles and hardened steel axe head.
Lots of people have made axes over the years, too many to name here,