Starrett EDP 50710 snug (sleeve) — fits the Starrett 196L or 645L series dial indicators. Includes 3/8” post hole and 1/4” gripping hole. Stored in original Starrett box. Made in USA by L.S. Starrett Co., Athol, Mass.

This belonged to my dad, a retired CNC machinist who always took excellent care of his tools.