The Wiha Tools Insulated Sockets 1/4" Drive features protective insulation molded directly onto the socket. Each socket is individually tested to 10,000V and are certified to 1,000V AC and 1,500V DC. The sockets meet ASTM F1505, EN/IEC 60900, NFPA-70E, CSA, and VDE insulation specifications. The sockets have high visibility coatings, double covered insulation red over yellow, and are forged and oil-hardened.
