General description Expert Quality 6 point socket manufactured from chrome vanadium steel that is hardened, tempered, and chrome plated. This fully insulated VDE socket is tested to 10,000V, ensuring safety for live working at 1000V AC or 1500V DC. Technical specifications Type: 1/4" Square Drive Size: 6mm Material: Chrome vanadium steel Insulation: Fully insulated for safety Voltage tested: 10,000V Live working voltage: 1000V AC or 1500V DC Other information Sold loose