Job Description:

• 1) Tends bit-sharpening machine to shape and sharpen detachable bits of mining equipment: Inserts bits into clamps of power-driven revolving drum and fastens them in place, using wrench.

• 2) Turns handwheel to move bit against grinding wheels and to turn bit to sharpen cutting and reduce it to gauge size.

• 3) Lubricates sharpening machine and changes worn grinding wheels, using handtools.