Included Components: DuraTech 8.5″ Linesman multi-function pliers, DuraTech 8.5″ Long nose multi-function pliers, DuraTech 8″ Diagonal multi-function pliers. High Hardness and Durable: DURATECH multifunctional pliers tool set are made of premium carbon steel, which is integrally heat-treated and forged with a blackened surface to ensure higher hardness, toughness and durability as well as stronger corrosion resistance, anti-corrosion rust.