The Mitutoyo 0.7-1.4 inch Dial Bore Gage Set (Model 511-104) is a high-quality tool used for measuring the accuracy of bores with a diameter ranging from 0.7 to 1.4 inches. Made by the reputable brand Mitutoyo in Japan, this set includes a dial bore gage with a resolution of 0.0001 inches, ensuring precise measurements. The set comes with a protective case for easy storage and transportation, making it a valuable and reliable tool for professionals in various industries who require accurate bore measurements.