Starrett 690-2Z dial indicator hole gage measures internal diameters from 0.03 to 0.13 inches with 0.001 inch graduations. The gage features a white 2-1/32 inch diameter dial and is constructed from hardened tool steel for durability. Overall length is 7-7/64 inches.

These hole gages will check hole diameters to .001" and 0.02mm. They are fast, accurate, easy to read and have a balanced design for easy one hand operation. The gage can be pressed down on a flat surface and checked so the size should read the same as the set number stamped on the back of the indicator. It can also be checked and set with an optional setting master. .030-.130" Range with Case.

Features

• All ground surfaces are of hardened tool steel
• Indicators are AGD design
• Fast, accurate and easy to read
• Balanced design for easy one-hand operation
• Can be checked and set with an optional setting master
• Gage can be pressed down on a flat surface and checked so the size should read the same as the set number stamped on the back of the indicator
• Holes that need to be accurately checked must have no chamfers or countersinks
• These hole gages will check hole diameters to 0.001 in and 0.02 mm