Case, Material Not Applicable, Compatible Micrometer Size 0 in to 1 in, Compatible with Brand and Series Mitutoyo, Compatible with Manufacturer Model No. 64PKA285, 64PKA286, 64PKA287, 64PKA288, For Use With Gauge Type Handheld Outside Micrometers, Mount Style Not Applicable, Compatible With Grainger Part No. 832F49, 832F50, 832F51, 832F52