These are two budget dial-bore gauges we’ve been using for the last 10 years. The black plastic case contains a Mitutoyo 511-106, 2- to 6-inch range dial-bore gauge with 0.0001-inch increments.

Features white dial and embossed chrome Bow Tie bezel design, perfect for any vintage Chevy Five-piece gauge kit available in 3-1/8 and 2-1/16 inch See All 6 Photos ...