M30 X 1 6H

VTG

M30 X 1 6H VERMONT THREAD PLUG GAGE 30.0 1.0 GO ONLY P.D. = 29.350 mm TRILOCK

GAGE ASSEMBLY CO.

M30 X 1 6H METRIC LEFT HAND THREAD PLUG GAGE 30.0 1.0 GO ONLY P.D. = 29.376 L.H.