Starrett T436RLS-3 1/2 Automotive Crankshaft Micrometer is designed for automotive work and especially for crankshaft measuring. It is also well suited for all other work within its capacity. It measures the diameter of the journal bearing and main bearing of most crankshafts since the micrometer has a range from 1-1/2" (38mm) to 3-1/2" (88mm).
