280 SERIES CALIPER TYPE INSIDE MICROMETERS
Standard: DIN 863


| Code no. | Range | Resolution | Setting ring |
| MW280-01 | 5-30mm | 0.01mm | Yes |
| MW280-02 | 25-50mm | 0.01mm | Yes |
| MW280-03 | 50-75mm | 0.01mm | No |
| MW280-04 | 75-100mm | 0.01mm | No |
| MW280-05 | 100-125mm | 0.01mm | No |
| MW280-06 | 125-150mm | 0.01mm | No |
| MW280-07 | 150-175mm | 0.01mm | No |
| MW280-08 | 175-200mm | 0.01mm | No |
280-MD SERIES MECHADIGIT CALIPER TYPE INSIDE MICROMETERS
Standard: DIN 863


| Code no. | Range | Resolution | Setting ring |
| MW280-01MD | 5-30mm | 0.001mm | Yes |
| MW280-02MD | 25-50mm | 0.001mm | Yes |
| MW280-03MD | 50-75mm | 0.001mm | No |
| MW280-04MD | 75-100mm | 0.001mm | No |