/ Precision Measuring Tools / Precision Hand Tools / Micrometers / Special Function Micrometers / T436RLS-3 1/2 * Not actual product image 65493 T436RLS-3 1/2 Automotive Crankshaft Micrometer 65493 Other similar products The Starrett 436-3 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). Features Specifications Contact Starrett Features Includes ratchet stop, lock nut, sttandard .0001" Graduation 1-1/2 to 3-1/2" Range Rigid one-piece frame of drop forged steel, ribbed for extra strength Extremely hard and stable one-piece spindle Micro-lapped measuring faces Specifications Micrometer Type: Automotive Crankshaft Micrometer Range (in): 1 1/2 to 3 1/2" Graduations (in): .0001" Anvil/Spindle Material: Steel Anvil Type: Flat Spindle Type: Flat Lock Nut Type: Knurled Ring Type Thimble Type: Ratchet Accuracy (in): +/-.0001"