Japan, Obishi Keiki
Obishi Keiki Seisakusho Graduated Square ( E Type ) ( Production Example )
Made in Japan
Manufacturer : Obishi Keiki Seisakusho
- On the long side interior angle and the short side exterior angle side surfaces, there is 1 mm interval graduation (One surface only)
- We use Seisakusho Graduated Square for measurement of tools perpendicularity, and squareness of parts attached using jigs, products squareness, etc
- Also very convenient for use as a marking square.
| Nominal Measurement | Measurement (H×L×W×tmm) | Squareness (μm) | Mass (kg) |
| 100 | 100×70×20×4 | ±15 | 0.1 |
| 150 | 150×100×25×5 | ±18 | 0.2 |
| 200 | 200×130×25×8 | ±20 | 0.35 |
| 300 | 300×200×30×8 | ±25 | 0.6 |
| 400 | 400×200×40×8 | ±30 | 1.5 |
| 500 | 500×255×40×8 | ±35 | 1.8 |
| 600 | 600×300×40×8 | ±40 | 2.5 |
| 750 | 750×400×50×11 | ±48 | 5.0 |
| 1000 | 1000×500×50×10 | ±60 | 5.5 |
