These gages are used with external micrometers to measure the inside diameter of bores and are very long for deep and shallow holes, slots and similar workpieces. The measuring surface of each piece is fully hardened to ensure long tool life.

Function
- Color: As Picture Shown
- Material: Metal
- Size: 10.5 x 1 x 1cm
Package includes
4pcs Global Small Bore Precision Gauge Set Telescoping Full Round Ball Hardened Bore Gauge 3 to 14mm