Vintage flip cap oil hole covers. Heavy duty zink plated steel caps, American Made - not China crap. Original part for many brands of of Metal Lathes, Milling Machines, and other metal working tools including Jet, Bridgeport, South Bend, Atlas, Wards, Sears, and many more. These are original oil hole covers, cross reference to the original South Bend part # 155x38. Fit's oil holes 1/4" diameter, all brands. Drive-in covers have a tapered side wall to insure tight fit. Simply pull the old one out and drive these in. A= 1/4", B= 5/32", C= 3/4".
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