Japan, Obishi Keiki
Obishi Keiki Seisakusho Cast Iron Granite 2D Straight Edge
Made in Japan
Manufacturer : Obishi Keiki Seisakusho
Stock No : 208
- Standard Straight Edge made of good quality Cast Iron. Precision surface has scrape finishing
- Suitable for inspection of machine tool accuracy, surface inspection and lapping.
- For protection of the accuracy surface, a wooden cover is attached.
| Nominal Measurement | Measurement (L×W×Hmm) |
Grade A | Grade B | Mass (kg) |
||
|---|---|---|---|---|---|---|
| Code No | Straightness (μm) |
Code No | Straightness (μm) |
|||
| 500 | 500×55×90 | EJ101 | 4 | EJ201 | 14 | 4 |
| 750 | 750×60×140 | EJ102 | 5 | EJ202 | 19 | 10 |
| 1000 | 1000×65×185 | EJ103 | 6 | EJ203 | 24 | 20 |
| 1250 | 1250×70×230 | EJ104 | 7 | EJ204 | 29 | 30 |
| 1500 | 1500×75×275 | EJ105 | 8 | EJ205 | 34 | 55 |
| 2000 | 2000×85×365 | EJ106 | 10 | EJ206 | 44 | 90 |
| 2500 | 2500×95×460 | EJ107 | 12 | EJ207 | 54 | 125 |
| 3000 | 3000×100×550 | EJ108 | 14 | EJ208 | 64 | 245 |
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