SoftFinish Insulated Term Block Driver Insulation According to ASTM F-1505-01, New VDE spec. 0682/part 201 and EN/IEC 60900, NFPA70E. Individually Tested. Blade CVM steel, hardened, black finish. Insulation molded directly onto blade. Wiha-SoftFinish handle, multi-component, cushion grip. For combination Slotted/Phillips head terminal screws. Made In Germany - Lifetime Warranty