Locks VF 71 series is an evaporating fluid specially engineered for the punching, stamping and rolling of thin sheet metals. This product is incorporated with ,polymer ester and EP additives tool life. The selected solvents of VF71 series will evaporate and only leave an extremely light protecting film on the metals parts, which need not to be cleaned at most of the subsequent handling. This product is especially suitable for copper and galvanized steel thin sheet working. Locks VF 71 series is wildly used in electrical and computer industries.