Operate compressed-air or steam-driven machines to sharpen large drills.
What does a Tool Dresser do?
Operates compressed-air or steam-driven machine to sharpen large drills, such as rock drills, used in construction, mining, quarrying, and well-drilling: Places cutting end of drill in forge to heat cutting edge to increase malleability. Inserts heated drill into die space on machine. Starts hammering action of die to shape cutting edge of drill. Stops machine and removes edged drill. Tempers drill by heating it in forge and quenching it in water, brine, or oil.