Precision pliers for ultra fine cutting work, e. g. in electronics and fine mechanics. Precision box joint. Low-friction double spring for gentle and even opening. The polish or mirror polish (only finish 2) together with a fine film of oil offer effective rust protection - no circuit faults caused by peeling chrome from plated tools. Cutting edge hardness at least 56 HRC. High-grade special tool steel- forged, oil-hardened.