First UL tested and classified insulated tools available 1000 Volt certified (1000V AC, 1500V DC) Meets ASTM F1505-01 and IEC 60 900 standards Meets OSHA requirements for insulated tools (29 CFR 1910) Crimps bare or insulated terminals and splices on 10 to 22 AWG wire Knife-to-anvil blades never need resharpening Excellent leverage for easy crimping and cutting Drop-forged, high carbon steel construction