A) Extreme strong.
B) This cord does not build up any tension :
+ Perfect to work with.
+ This cord does not "walk of " the varco.
C) Very smooth cord :
+ Perfect gripp.
+ Perfect rolling on the wheels.
+ Excact posision with smooth moves of the dial pointer.
D) Durable .
Perfect for use in more complex dial-drive cord systems.
50's 60's 70's 80's radio's. (and portable's)