Item Name: Automatic Pneumatic Tool Air Compressor Pipe Oiler Lubricator Pneumatic Filter. Connector Size: 1/4 internal thread + 1/4 external threadMaterial: Zinc alloyTemperature: -20~105Pressure: 150MPaSize: 5.5 x 3.2cm / 2.16 x 1.25"Package Included:1PC Oiler LubricatorFeatures: Solid metal construction with a high impact transparent clear body.Automatic in-line oiler for small tools. See-through reservoir shows when oil is low.Attaches between tool and air hose to lubricate tool during