Spare key, key for ignition, ignition, heater switch. Used in:
agricultural machines: tractor, combine,
construction machinery
e.g. JCB, Manitou, Massey Ferguson
(best to compare with the photo)
Dimensions:
total length: 44 mm
insert length: 24 mm
width: 4 mm, 4.2 mm, 6.3 mm
thickness: 2 mm