Mitutoyo's Plastic Case for 1-2" Digimatic Micrometers. Designed specifically for Mitutoyo 1-2" Micrometers, this Plastic Case from Mitutoyo helps protect your micrometer when not in use. For the following Micrometer models... 293-231-30 293-241-30 293-331-30 293-341-30 293-235-30 293-245-30 293-336-30 293-345-30 Micrometer Sold Separately