" STR " 57-S STARRETT

UNIVERSAL SLEEVE

• 5/16", 3/8" Spindle hole diameters
• 9/64", 5/32", 3/16", 1/4" Gripping hole diameters
• Convenient attachment of scribers and test indicator shanks to surface gauges, magnetic bases, indicator tool post holders and gauge rods
• Starrett No. 57 surface gages and test indicator clamps and post holders
• Snugs must be used with the proper indicator holder