Its a tool that comes in sevral sizes and lengths. long slender ones are for getting into narrow pockets.

its basically a regular hammer but with a few altercationss on one side of the hammer it has a pointy end like a pick axe so it can be easier to make fractions in to the rock

this is a multple lens folding magnifiers each len is designed to produce the best image when used by itslef. but as you add addrtional lens to increase the magnification the galss of the lens added the layer of air between the lenses distort the magnifies image and bends each of the color of light passing through by a different amount .