INDUCTION COIL (0383) Box form, coils are wound from insulated copper wire and paraffin wax insulation is provided throughout with condenser in polished case, adjustable trembler break with special alloy contacts, with switch allowing primary current to be reversed and removable discharge points. Complete with ON/OFF switch for primary and two terminals lock type for input. Available in spark lengths of 10, 15, 20, 25, 37, 50, 75, 100. Qty :