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Measuring Instruments>>Mitutoyo>>Micrometers>>
Gear Tooth Micrometers series 324, 124.
Interchangeable Ball Anvil Type
Features:
With Ratchet stop for constant force.
Provided with a standard except for 25 mm (1") model.
Measures over-pin diameter of gear with precision steel (carbide) ball-tipped measuring faces.
Interchangeable ball anvils for various gears modules (0.5-5.25) are optional.
Gear Tooth Micrometers
Metric
| Range | Order No. | Graduation | Accuracy |
| 0 - 25 mm | 124-173 | 0.01 mm | ±4µm |
| 25 - 50 mm | 124-174 | 0.01 mm | ±4µm |
Interchangeable Ball Anvils (Optional)
| Diameter of ball anvils | Order No. | Gears to be measured | |
| Module | Diametral pitch | ||
| 0.8 mm | 124-801* | 0.5-0.55 | 50 |
| 1 mm | 124-802* | 0.6-0.65 | 45 |
| 1.191 mm (3/64") | 124-803* | 0.7-0.8 | 35 - 30 |
| 1.5 mm | 124-821 | 0.9-1 | 28 - 26 |
| 1.588 mm (1/16") | 124-804* | 0.9-1 | 28 - 26 |
| 2 mm | 124-805 | 1.25 | 22 |
| 2.381 mm (3/32") | 124-806 | 1.5 | 17 |
| 2.5 mm | 124-822 | 1.5 | 17 |
| 3 mm | 124-807 | 1.75 | 15 |
| 3.175 mm (1/8") | 124-808 | - | 14 |
| 3.5 mm | 124-823 | 2 | 13 |
| 3.969 mm (5/32") | 124-809 | 2 | 13 |
| 4 mm | 124-810 | 2.25 | 11 |
| 4.5 mm | 124-824 | 2.5 | 10 |
| 4.763 mm (3/16") | 124-811 | 2.5 | 10 |
| 5 mm | 124-812 | 2.75 | 9 |
| 5.556 mm (7/32") | 124-813 | 3.0-3.25 | 8 |
| 6 mm | 124-814 | 3.5 | 7 |
| 6.35 mm (1/4") | 124-815 | 3.75 | 7 |
| 7 mm | 124-816 | 4.0 | 6.57 |
| 7.144 mm (9/32") | 124-817 | 4.25 | 6 |
| 7.938 mm (5/16") | 124-818 | 4.5 | 5.5 |
| 8 mm | 124-819 | 4.75 | 5.5 |
| 8.731 mm (11/32") | 124-820 | 5.0-5.25 | 5 |
*Carbide-tipped anvil
Mitutoyo Measuring Instruments
Authorized distributors / dealers for "Aku" brand Micrometers, Disk Micrometer in India.