Wiha 31890 3/8-Inch Drive Socket Set, Inch, Insulated, 7 Piece
7 Piece Insulated 3/8" Drive Hex Bit Socket Set includes:Hex Inch: 3/16, 7/32, 1/4, 5/16, 3/8, 7/16, 1/2" CVM steel, forged, oil-hardened Each tool individually tested to 10,000 V and certified to 1,000 V (ac) or 1,500 V (dc) Insulation according to ASTM, F-1505-01, EN/IEC 60900 and CSA *Sockets must be used with insulated ratchets and extensions