Precision cylinder dial bore gauge tool kit.

Details include:
0 to 1/2” Dial Indicator Gauge (0.0005”)
Range 2” to 6” diameter
Adjustable dead zero setting with fine adjustment knob, 6 Jewels, Shockproof Includes gage and interchangeable contact points
10” Stainless Steel Bore gauge holder
Ball Tip Extensions in sizes 2.0”, 2.2”, 2.4”, 2.6”, 2.8”, 3.0”, 3.2”, 3.4”, 3.6”, 3.8”, 4.0”
2” Thread in universal extension (adds 2 inches to above sizes)
3 Spacer .10”, .05”, .02”
Plastic Storage Case