8-12 Bar, Belt Driven, Oil Lubricated, Reciprocating Air Compressor Continuous duty, slow speed, oil injected piston compressors suitable for industrial applications. Built to last for superior compressor life with robust performance. Permanent type suction strainer Disc type valves – Swedish steel Copper tube fitted with high efficiency cooling fins for long life design & increased compression efficiency Precision machine cylinder walls for minimum wear Continuous running unloader Balanced air oil fan type flywheel, vibration less operation Quick cooling cylinder head Industrial grade connecting roads High tensile forged alloy steel balanced crankshaft Ball bearing or tapered roller main bearings Extra large crankcase with big oil reservoir provides good lubrication.