A professional who operates lathe-type winding machine to wind wire or other materials over core of wire, nylon, or gut to make musical instrument strings. Responsibilities include:

• Places looped end of core over one end of machine and attaches core to other end of machine.
• Places spool of winding wire or nylon on spool holder and threads end through loop on core.
• Starts machine and guides covering material along rotating core.
• Stops machine and cuts covering material with shears or wirecutter.
• Clips one end of core with wirecutter and removes it from machine.
• May wind more than one strand of wire or nylon over core.
• May wind colored silk or rayon on string ends for trim, identification, or protection.
• May specialize in winding bass strings and be designated bass-string winder.