In electronics assembly, very fine wires and tiny terminals demand specialized electric wire crimping pliers. These compact tools have narrow jaws to reach tight spaces on a circuit board. The crimping profiles on such electric wire crimping pliers are machined to tolerances under 0.05mm.

Using oversized electric wire crimping pliers would crush delicate contacts. Therefore, manufacturers produce micro versions with pivots and springs tuned for light force. Despite their size, these electric wire crimping pliers still provide a secure mechanical grip.

Some electric wire crimping pliers for electronics feature a parallel‑jaw action. This ensures the top and bottom dies meet squarely across the entire terminal width. Field engineers working on control panels appreciate the ergonomic handles of micro electric wire crimping pliers.