Schatten AWG 42 (0.063 mm) modern poly-coated

This is the type of coil wire used for most of the pickups being built at this time. The copper wire has a single layer of polyurethane as the insulator with an overcoat of nylon.

42 gauge - This is the most common gauge of wire used in building and rewinding most modern electric guitar and bass pickups. This wire has a nominal diameter of 0.0025". Each half pound spool contains approximately 25,000 feet (7500 meters) of wire......generally enough to do 5 or 6 single coil pickup or 2 to 3 humbuckers.