| M | Imperial Micrometer (Default) |
| L | Large Radius Imperial Micrometer |
| LM | Large Radius Metric Micrometer |
| D | Differential Micrometer |
| MM | Metric Micrometer |
| B | Stepper, Long Life, 0.2µm microstep, RS-232 Onboard Controller |
| A | Stepper, Fine Travel, 0.1µm microstep, RS-232 Onboard Controller |
| BM | Stepper, Long Life, 12.8µm fullstep, Direct Mini-DIN 8 |
| AM | Stepper, Fine Travel, 6.4µm fullstep, Direct Mini-DIN 8 |
| BV | Stepper, Vacuum Comp., Long Life, 0.2µm µstep, RS-232 Onboard Controller |