Armstrong® 12-428 Standard Length Socket, 1/2 in Square Drive, 7/8 in, 8 Points
Armstrong® 12-428 Standard Length Socket, 1/2 in Square Drive, 7/8 in, 8 Points
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BrandArmstrong®
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UPC781412124286
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Manufacturer Part Number12-428
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CountryUSA
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Locking TypeBall
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FinishPolished Chrome
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MaterialHigh Alloy Steel
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Measurement SystemImperial
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TypeStandard Length
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Number of Points8
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Socket End Width1.472 in
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Socket Size7/8 in
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Opening Depth0.59 in
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Drive End Width1.472 in
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Drive Size1/2 in
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Drive TypeSquare
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Bolt Clearance Depth0.672 in
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Overall Length1-3/4 in
- EYE-D™ markings optimize size visibility, also providing SAE/metric differentiation
- Unique socket retention method, cold form ball recess, provides consistent secure retention of the socket to the drive tool eliminating the possibility of either a loose fit or tight fit
- Socket wall dimensions are optimized to provide strength while retaining access to restricted fasteners
- Manufactured from high alloy steel using the most up-to-date manufacturing process and heat treat for greater strength and durability
| Competitor Name | Competitor Part Number |
|---|---|
| MSC | 93604346 |
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UNSPSC27111704
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Standards/ApprovalsASME B107.1-2002|US Federal Specification GGG-W-641 E
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External key provides positive drive with no torque on the cap screws. We offer high torque carrying capacity. Double split barrel improves true concentricity. The shaft is gripped with positive clamp fit.
