Eisen EM(-) Series – Popular package of multi-use pin gauges (minus pins) for Checking and Measuring Hole by MSP Metrology (M) Sdn Bhd from Eisen Japan
| Set Range (mm) | Length (mm) | Tolerance | Roundness | Cylindricity |
| 0.100mm ~ 0.975mm | 40.00 | (-2 ~ -5) μm | 1.3 μm | 1.3 μm |
| 1.000mm ~ 12.975mm | 50.00 | (-2 ~ -5) μm | 1.3 μm | 1.3 μm |
| 13.000mm ~ 19.000 | 50.00 | (-1 ~ -5) μm | 1.6 μm | 1.6 μm |
*Sizes are indicated on the plastic cases for gauges up to 1.525mm and are laser engraved on gauges 1.525mm and larger along with the letter “P” for plus pins and the letter “M” for minus pins.
Details of Series
| Set No. | Step (mm) | Set Size (mm) | Number of pins |
| EM-00(-) | 0.01mm | 0.100 0.110 … 0.280 0.290 | 20 |
| EM-0(-) | 0.025mm | 0.300 0.325 … 1.500 1.525 | 50 |
| EP-1(-) | 0.025mm | 1.550 1.575 … 6.250 6.275 | 190 |
| EM-2A(-) | 0.025mm | 6.300 6.325 … 9.750 9.775 | 140 |
| EM-2B(-) | 0.025mm | 9.800 9.825 … 12.500 12.525 | 110 |
| EM-2C(-) | 0.025mm | 12.550 12.575 … 12.950 12.975 | 18 |
| EM-3(-) | 0.1mm | 13.000 13.100 … 18.900 19.000 | 61 |
