... ,Standard models composed of 3:1 oil pump, trolley, digital oil meter with nozzle and 4m of connection hose suit for20L ... to 60L drumratio3:1length of suction tube740mmaccessoriesdigital oil meter control valve with flexible hose, auto tipconnection hose1/ ... drum in the workshop.Standard models composed of 3:1 oil pump, trolley, digital oil meter with nozzle and 4m of connection hose