Features
Squareness : JIS Class 2 ± (20 + L 10 ) µm “L” is the nominal size
Squareness : JIS Class 1 ± (10 + L 20 ) µm “L” is the nominal size
• Application
- Used to measure squareness.
- For engineering work, assemblies, and plate working.
• Features
- JIS B 7526 compliant
- Three product types are available.
JIS class 2, JIS class1, JIS Class 1hardened
Hardened goods have greater resistance to wear and are very easy to use.
• Materials
- Nos hardened Mild steel
- Hardened Carbon tool steel Quenching hardness HV450 (HS60) or more
Dimensions OS-148A
| Order No. | Nominal Size (mm) |
| Class 2 | |
| 148A-50L2 | *50 |
| 148A-75L2 | 75 |
| 148A-100L2 | 100 |
| 148A-125L2 | *125 |
| 148A-150L2 | 150 |
| 148A-200L2 | 200 |
| 148A-250L2 | *250 |
| 148A-300L2 | 300 |
| 148A-350L2 | *350 |
| 148A-400L2 | *400 |
| 148A-450L2 | *450 |
| 148A-500L2 | 500 |
| 148A-600L2 | *600 |
| 148A-750L2 | 750 |
| 148A-900L2 | *900 |
| 148A-1000L2 | 1000 |
| 148A-1200L2 | *1200 |
| 148A-1500L2 | *1500 |
| 148A-2000L2 | *2000 |
*Nonstandard JIS size
| Size (mm) | Weight (kg) | |||||
| Overall length, long side | Width long side | Thickness long side | Overall length, short side | Width short side | Thickness short side | |
| 50 | 16 | 2.5 | 30 | 12 | 9 | 0.08 |
| 75 | 16 | 2.5 | 50 | 16 | 9 | 0.1 |
| 100 | 19 | 3 | 70 | 19 | 12 | 0.15 |
| 125 | 22 | 3 | 80 | 19 | 12 | 0.3 |
| 150 | 25 | 3 | 100 | 25 | 16 | 0.5 |
| 200 | 30 | 3 | 130 | 32 | 16 | 0.7 |
| 250 | 30 | 3 | 165 | 32 | 19 | 0.9 |
| 300 | 32 | 3 | 200 | 32 | 19 | 1.5 |
| 350 | 38 | 4.5 | 200 | 38 | 22 | 1.7 |
| 400 | 38 | 4.5 | 200 | 38 | 22 | 2.5 |
| 450 | 44 | 4.5 | 250 | 38 | 22 | 3.5 |
| 500 | 44 | 6 | 300 | 50 | 25 | 5.4 |
| 600 | 50 | 6 | 350 | 50 | 30 | 6.5 |
| 750 | 55 | 6 | 400 | 55 | 50 | 14 |
| 900 | 65 | 9 | 500 | 75 | 50 | 26 |
| 1000 | 65 | 9 | 550 | 75 | 50 | 29 |
| 1200 | 65 | 9 | 550 | 75 | 50 | 34 |
| 1500 | 75 | 9 | 620 | 90 | 60 | 40 |
| 2000 | 100 | 12 | 830 | 105 | 70 | 70 |
| แบรนด์สินค้า | OHNISHI (O.S.S.) |
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