LC-018 and LC-024 Features:

Direct read either I.D. or O.D. no additional calculation for measurements necessary.
Engraved scales, not etched.
Satin chrome finish. Wooden case included.

LC-008, 012, 016, 018, 040, 060, 080 and 120

These modes have .001" graduations on the bottom scale and 1/50mm on the top scale