Draper Expert Fully Insulated VDE Socket, 3/8″ Sq. Dr., 7mm 31500. Tested to 10,000V for safe 1000V AC or 1500V DC live working. Tested to 1000V AC or 1500V DC for safe live working Manufactured to DIN Standard and individually certified to EN 60900Manufactured to DIN Standard and individually certified to EN 609001 x Draper Expert Fully Insulated VDE Socket, 3/8″ Sq.