O1I1L1H4O1L1E1S1
11 points
OILHOLES is validvalid
OILHOLE, a hole through which lubricating oil is injected [n]
OILHOLE, a hole through which oil is injected [n]
OILHOLE, a hole through which lubricating oil is injected [n]
OILHOLE, a hole through which oil is injected [n]