Mitutoyo Dial Bore Gage 511-185 is a precision tool used for measuring the internal diameters of bores or holes in metal workpieces. This dial bore gage is a reliable instrument for accurate measurements, making it an essential tool for metalworking professionals. It comes in a sturdy case for safe storage and easy transportation. The brand Mitutoyo is known for producing high-quality measuring tools, and this dial bore gage is no exception. It is perfect for use in various industries such as CNC, metalworking, and manufacturing.