Etch designs or lettering into metal, glass, or ceramics by laser or hand.
Assembles gripping units that hold bobbins in wooden shuttles and inserts assembled units in shuttles: Removes burrs from edges of slots inside shuttles, using small knife. Fastens T-shaped shim to bobbin holder with leather straps and fits grip assembly into slots in shuttle chamber. Inserts tapered rod through length of shuttle and grip assembly to align parts, and screws assembled unit to shuttle. Measures position of unit in shuttle, using gauges, and adjusts unit to specified position, using handtools. Inserts specified bobbin in grip assembly and makes adjustments to obtain specified position and tension of bobbin. Repairs damaged grip units by tapping bent parts with hammer.