Tumico Telescoping Inside Bore Diameter Gauge Set of (3) in Case. Looks like a 1/2'' to 2.25'' set. Work as they should. One tool has an aftermarket screw on the bottom, works as it should as well. Tools are in Good used condition. See all photos. Payment: Your payment is due and required within 48 hours of auction close and is greatly appreciated. If you can not pay within 48 hours do not bid.