Starrett® 491-12-4R Reversible Bevel Protractor, 0 to 180 deg Measuring, 7 in L, 12 in L x 1 in W x 3/32 in THK Blade, Graduations 4R - 8ths, 16ths, Quick-Reading, 32nds, 64ths, Cast Iron
Starrett® bevel protractors have revolving turrets with direct reading double graduations a full 0 - 180 deg in opposite directions. This permits direct reading of angles above or below the blade. Equipped with a handy spirit level.
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BrandStarrett®
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UPC049659525212
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Manufacturer Part Number491-12-4R
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CountryUSA|Canada
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FinishBlack Wrinkle
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MaterialCast Iron
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Measuring Range0 to 180 deg
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TypeReversible
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Graduations4R - 8ths, 16ths, Quick-Reading, 32nds, 64ths
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Series491
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Blade Size12 in L x 1 in W x 3/32 in THK
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Length7 in
- Direct reading 0 - 180 deg in opposite directions, permitting the direct reading of angles and supplementary angles
- Protractor heads are made of stable cast iron and finished with a choice of attractive black wrinkle finish or smooth black finish
- Tempered steel blades with accurate, machine-divided graduations
- A spirit level indicates when the base reference surface is level - a feature not usually available on comparable protractors
- Reversible lock bolt allows choice of which graduated side of the blade faces the operator
- Reversible, there is a shoulder on both sides of blade, allowing the tool to be reversed so the same angle can be scribed or measured left and right
- Regular finish blade
- 3-1/4 in H x 1-9/64 in W
- Starrett® satin chrome blades and protractor heads for easier reading are available (on 12 in sizes)
| Competitor Name | Competitor Part Number |
|---|---|
| Grainger | 26Y709 |
| MSC | 86419991 |
| Fastenal | 3124220 |
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Alternative Part Number52521
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UNSPSC27111800
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Package Description1/PK
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Standards/ApprovalsPROP65: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm
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Full Engineering Drawing
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Starrett® bevel protractors have revolving turrets with direct reading double graduations a full 0 - 180 deg in opposite directions. This permits direct reading of angles above or below the blade. Equipped with a handy spirit level.
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