The polishing or mirror polishing (only finish 2) in combination with the thin oil layer offers good protection against rust, thus avoiding disturbances in electronic circuits caused by flaking chrome particles.

Mirror polished head - Smooth flat spouts angled at 45
Bi-material sheathing
ESD (electrostatic dissipative) bi-material coating
Precision pliers for high-precision assembly work, e.g. in the fields of electronics and precision mechanics - For gripping, holding and bending
Precision hinge with a gap between the jaws
Smooth inside of the jaws
Carefully deburred edges
Low-friction double spring for smooth, even opening of the pliers

DIN ISO 9655