Protochem Industries Pvt Ltd. Supplies Metal Working Oil for Lubrication. Protochem Industries Pvt Ltd. Is an ISO 9001 certified company. Metal Working Oil for Lubrication is suitable for the complete mechanical production. Metal Working Oil for Lubrication has been used from drilling over grinding to honing. The metal working oil for lubrication can be used for hydraulics, cooling and as lubricant. This oil protects various metallic surfaces from corrosion due to exposure to air, moisture, excessive heat and extreme weather conditions. The surface coating products save various metallic Products from rusting and decaying and help in improving their lifetime & durability.