
| Instrument |
TOKYO TECHNICAL gear measuring instruments |
| Measurement Item |
Tooth profile, tooth trace, tooth space runout |
| Range |
0.0001 mm |
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| Instrument |
TOKYO SEIMITSU contour measure |
| Measurement Item |
Geometric figure, surface roughness |
| Range |
0.0001 mm |
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| Instrument |
ZEISS 3D Coordinate measuring machine |
| Measurement Item |
Geometric figure, size |
| Range |
0.0001 mm |
|

| Instrument |
TOKYO SEIMITSU roundness testing machine |
| Measurement Item |
Surface roughness, straightness, concentricity, coaxiality, cylindricity , squareness, parallelism, flatness |
| Range |
Concentricity: 0.15μm/350mm
Parallelism: 1.5μm/350mm |
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| Instrument |
SPECTRO MAXx optical emission spectrometer |
| Measurement Item |
Metal analysis |
| Range |
0.0001 mm |
|

| Instrument |
TESA Surface topology interferometer |
| Measurement Item |
Surface roughness |
| Range |
0.001 mm |
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| Instrument |
Mitutoyo ATK-600 Vickers hardness tester |
| Range |
Material Hardness
15N 15T 15W 15X 15Y
30N 30T 30W 30X 30Y
45N 45T 45W 45X 45Y
HRA HRF HRH HRR
HRD HRB HRM HRS
HRC HRG HRK HRV |
|

| Instrument |
Mitutoyo laser scan micrometer |
| Measurement Item |
Outer diameter |
| Range |
0.0001 mm |
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| Instrument |
TESA micro-hite height gauges |
| Measurement Item |
Outer diameter, inner diameter, height, groove width |
| Range |
0.0001 mm |
|

| Instrument |
BATY optical projector |
| Measurement Item |
Length, angle, outer diameter, inner diameter |
| Range |
0.0001 mm |
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