Grade B 12" x 12" Black Granite Surface Plate
SKU
303-9104
$56.95
In stock
Shipping UPS Ground
Details
| Surface Plate Category | Surface Plate |
|---|---|
| Brand | Shars Tool |
| Surface Plate - Length | 12 |
| Surface Plate - Width | 12 |
| Surface Plate - Thickness | 2 |
| Surface Plate - Grade | B |
| number of ledges | 0 |
| Granite Color | black |
| Accuracy +/- | 0.0001 |
| NIST Certificate | No |
| with stands | no |
Spotlight
- Grade B No Ledge
- Meets or exceeds Federal Specification GGG-P-463C
- High Modules of elasticity allow these plates to be made thinner
| SHARS | USA Manufacture | Japan Manufacure | ||
|---|---|---|---|---|
| Shars Item No. | Meets or Exceeds GGG-P-463C USA Standard | Meets or Exceeds GGG-P-463C USA Standard | Meets or Exceeds GGG-P-463C USA Standard7/16" | |
| Tool Room No Ledge Size | Grade B | Flatness Bilateral Tolerance | Flatness Bilateral Tolerance | Flatness Bilateral Tolerance |
| 9x12x2" | 303-9102 | ±0.0001" | ±0.0001" | |
| 12x12x2" | 303-9104 | ±0.0001 | ±0.0001 | ±0.0001 |
| 12x18x3" | 303-9106 | ±0.0001 | ±0.0001 | ±0.0001 |
| 18x24x3" | 303-9108 | ±0.00015 | ±0.00013 | ±0.00013 |
| 24x36x4" | 303-9112 | ±0.0002 | ±0.00017 | ±0.00017 |
| 36x48x4" | 303-9116 | ±0.0004 | ±0.00025 | ±0.00025 |
| 48x72x6" | 303-9120 | ±0.0007 | ±0.0005 | ±0.0005 |
| 48x96x8" | 303-9122 | ±0.001 | ±0.00075 | ±0.00075 |
| Inspection 2 Ledge Size | Grade A | |||
| 9x12x3" | 303-9101 | ±0.00005" | ±0.00005" | |
| 12x18x3" | 303-9105 | ±0.00005 | ±0.00005 | ±0.00005 |
| 18x24x3" | 303-9107 | ±0.000075 | ±0.000065 | ±0.000065 |
| 24x36x4" | 303-9111 | ±0.0001 | ±0.000085 | ±0.000085 |
| 36x48x6" | 303-9115 | ±0.0002 | ±0.00015 | ±0.00015 |
| Inspection No Ledge | Grade A | |||
| 48x72x8" | 303-9119 | ±0.00035" | ±0.0003 | ±0.0003 |
| 48x96x10" | 303-9121 | ±0.0005 | ±0.0004 | ±0.0004 |
| Laboratory 2 Ledge Size | Grade AA | |||
| 12x18x3" | 303-9131 | ±0.000025" | ±0.000025" | ±0.000025" |
| 18x24x3" | 303-9132 | ±0.0000375 | ±0.000033 | ±0.000033 |
| 24x36x6" | 303-9133 | ±0.00005 | ±0.000043 | ±0.000043 |
| 36x48x6" | 303-9134 | ±0.0001 | ±0.000075 | ±0.000075 |
What’s Included
- Certificate of Accuracy
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