293-130-20 Mitutoyo Hi Resolution Micrometer 0-1"Mitutoyo's 293 130 is the World's First 0. 1um Micrometer! This micrometer is ideal for customers who need accurate measurements with a hand held tool. This High Accuracy Digimatic Micrometer utilizes Mitutoyo's innovative 0. 1um resolution ABS rotary sensor and high accuracy screw machining technology to reduce the instrumental error to ?0. 5um, delivering higher accuracy without sacrificing operability. A highly rigid frame and high performance