What is for?
Drive easily and simply.
Indicates the speed function of labeling machines.
 
Specs:
33, 2-M4X20, AC 110 50Hz
Material = Plastic, others.
A = 49.5 mm
B = 39.5 mm
C = 40 mm
D = 58 mm
E = 60 mm
F = 83.7 mm