Thus, the oil filling device may accommodate various heights and angles of {TAIL ~ oil filling hole} of engine and allows filling of oil into the engine to be conducted in {HEAD ~ a smoother manner} 
Thus , the oil filling device may accommodate various heights and angles of { TAIL ~ oil filling hole } of engine and allows filling of oil into the engine to be conducted in { HEAD ~ a smoother manner }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD