M45 X 4.5 6g

S.G. CO.

M45 X 4.5 6g METRIC THREAD RING GAGES 45.0 GO NO GO P.D.'S= 1.6540 & 1.6446 1.50

DORMER

M45 X 4.5 6g METRIC THREAD RING GAGES 45.0 4.50 GO NO GO PD'S = 42.014 & 41.778