... extending cutting tool lifeTypical Application for C17300 Leaded Beryllium Copper Alloys:Electrical Industry: Switch Parts, Relay parts, Electrical ... Blades.Fasteners:Washers, Fasteners, Lock Washers, Retaining Rings, Roll Pins, Screws, BoltsIndustrial:Bushings, Non-Sparking Safety Tools, ... Max.Lead: 0.20-0.60%Cu: BalanceNote: Copper plus additions equal 99.5% minimum.Typical Physical Properties ...