Quality Control
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We all share the belief that with creativity and speed, we will keep providing satisfied items. Our motto is “Never Stop Challenging”. |
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Inspection Instruments & Machines
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Because Yamaguchi Nut is well equipped, we can historically collect and utilize the data from trial stages of new products. |
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Circularity Measuring Instrument
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1 |
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Digital Indicator
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4 |
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Surface Roughness Tester
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1 |
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Digital Inside Diameter Measurement
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1 |
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Rockwell Hardness Testing
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1 |
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Projector
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1 |
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Microscope
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1 |
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Digital Shape Measuring Machine
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1 |
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Tool Microscope
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1 |
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Micro Vickers Hardness Testing Machine
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1 |
![]() Micro Vickers Hardness Testing Machine |
![]() Surface Roughness Tester |
![]() Circularity Measuring Instrument |
![]() Digital Shape Measuring Machine |
Our Own Depeloped Machines
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Our own machines check tapped, untapped, length, inside and any damages on surface before handing in items to customers. |
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Machines for finding out untapped products
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3 |
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Machines for finding out untapped and out of tolerated-length products
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2 |
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・ Machines for finding out untapped, out of tolerated-length and damaged items
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3 |
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・ Machines for finding out untapped products and magnifying and inspecting inside
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3
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![]() Our own developed sorting Machine |
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