Central Tools' Storm 0-3" Swiss-style Outside Micrometer 3-Pc Set, No. 3M113, includes a 0-1” micrometer, 1”-2” micrometer, 2”-3” micrometer, 1” standard and 2” standard in a fitted case. Each micrometer has .0001” graduations, carbide faces, friction thimbles and thermal shields for the highest level of accuracy.