Their tools were a heavy hammer and a bar with a chisel shaped end.

Originally spikes were driven into wooden sleepers by hammering them with a heavy hammer by hand.

The work involved swinging a heavy hammer to strike pieces hot metal of positioned by the smith.

It had a built in back bottle setup that ran on liquid and was very inefficient, due to the small valve and heavy hammer (nearly 1 pound).

Once the ore was removed, it would be crushed by heavy hammers, probably automated by a water wheel until reduced to a fine dust.