Stahlwille SW50a 1" Bi-Hex Socket, 1/2" Drive, 42 mm Long
Available
The Stahlwille 50a is a 1/2" drive bi-hex socket range in inch sizes from 3/8 to 1 1/2", 20 sizes in all. Lengths step from 38 mm up to 54 mm as the size grows (manufacturer-stated).
The bi-hex (double hexagon, 12-point) profile carries Stahlwille's AS-Drive (Anti-Slip Drive) form, which the maker says transmits high forces to the flats of nuts and bolts without damaging them. The sockets are HPQ steel, chrome-plated, and Stahlwille specifies hand operation only. Stahlwille lists the range to ASME B 107.1 / Fed. Spec. GGG-W-641 / SAE AS 954-E (test values) (manufacturer-stated).
Where this product is used
- Inch-series fasteners from 3/8 to 1 1/2" turned with a 1/2" drive ratchet or handle
- Work on equipment built to inch sizes
- Workshop sets that pair a metric 50 set with inch sizes
Features
- 1/2" internal square drive, inch sizes 3/8 to 1 1/2" (manufacturer-stated)
- Lengths from 38 to 54 mm, stepped by size (manufacturer-stated)
- Bi-hex (12-point) profile with AS-Drive anti-slip form (manufacturer-stated)
- HPQ steel, chrome-plated (manufacturer-stated)
- Hand operation only (manufacturer-stated)
- Listed to ASME B 107.1 / Fed. Spec. GGG-W-641 / SAE AS 954-E (test values) (manufacturer-stated)
Common specifications
| Specification | Detail |
|---|---|
| Square drive | 1/2" |
| Sizes | 3/8 to 1 1/2" |
| Length | 38 to 54 mm |
| Profile | Bi-hex (double hexagon, 12-point) with AS-Drive profile |
| Standard | ASME B 107.1 / Fed. Spec. GGG-W-641 / SAE AS 954-E (test values) (manufacturer-stated) |
| Material | HPQ steel, chrome-plated |
| Operation | Hand operation only |
| Sizes in this range | 20 |
Key specifications
| Size (across flats) | Order no. | Length | Weight |
|---|---|---|---|
| 3/8" | 03410024 | 38 mm | - |
| 7/16" | 03410028 | 38 mm | - |
| 1/2" | 03410032 | 38 mm | - |
| 9/16" | 03410034 | 38 mm | - |
| 19/32" | 03410035 | 38 mm | 61 g |
| 5/8" | 03410036 | 38 mm | - |
| 11/16" | 03410038 | 38 mm | 68 g |
| 3/4" | 03410040 | 38 mm | 78 g |
| 25/32" | 03410041 | 41 mm | 90 g |
| 13/16" | 03410042 | 41 mm | 95 g |
| 7/8" | 03410044 | 42 mm | 111 g |
| 1" | 03410048 | 42 mm | 135 g |
| 1 1/16" | 03410050 | 45 mm | 155 g |
| 1 1/8" | 03410052 | 45 mm | 167 g |
| 1 3/16" | 03410054 | 45 mm | 178 g |
| 1 1/4" | 03410056 | 45 mm | 196 g |
| 1 5/16" | 03410058 | 47 mm | - |
| 1 3/8" | 03410060 | 50 mm | 232 g |
| 1 7/16" | 03410062 | 54 mm | 320 g |
| 1 1/2" | 03410064 | 54 mm | 325 g |
A dash means no weight is published for that size on this page. Lengths and weights are manufacturer-stated.
Selecting the right option
The 50a is the standard-length 1/2" inch socket. It includes the odd inch sizes 19/32 and 25/32 as well as the usual sixteenths. When the fastener is recessed, the Stahlwille 51a 1/2" Drive Long Bi-Hex Sockets is 83 mm long. For metric fasteners see the Stahlwille 50 1/2" Drive Bi-Hex Sockets. Above 1 1/2" move to the 3/4" drive Stahlwille 55a 3/4" Drive Bi-Hex Sockets.
Related products
Related Stahlwille 1/2" drive tools: Stahlwille 512-2K 1/2" Drive Reversible Ratchet, Stahlwille 512SG-QRN 1/2" Drive QuickRelease Fine-Tooth Ratchet, Stahlwille 517QR 1/2" Drive QuickRelease Flexible-Joint Ratchet, Stahlwille 509 1/2" Drive Extension Bars, Stahlwille 514 Step-Up Adaptor, Stahlwille 513 Reducing Adaptor and Stahlwille 504-2K 1/2" Drive Swivel-Head Handles.
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1mm socket
Model Number: SW50 A 1 - 03410048
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1-1/2mm socket
Model Number: SW50 A 1 1/2 - 03410064
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1-1/4mm socket
Model Number: SW50 A 1 1/4 - 03410056
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1-1/8mm socket
Model Number: SW50 A 1 1/8 - 03410052
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1-1/16mm socket
Model Number: SW50 A 1 1/16 - 03410050
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1-3/8mm socket
Model Number: SW50 A 1 3/8 - 03410060
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1-3/16mm socket
Model Number: SW50 A 1 3/16 - 03410054
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1-5/16mm socket
Model Number: SW50 A 1 5/16 - 03410058
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1-7/16mm socket
Model Number: SW50 A 1 7/16 - 03410062
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1/2mm socket
Model Number: SW50 A 1/2 - 03410032
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3/4mm socket
Model Number: SW50 A 3/4 - 03410040
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3/8mm socket
Model Number: SW50 A 3/8 - 03410024
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5/8mm socket
Model Number: SW50 A 5/8 - 03410036
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7/8mm socket
Model Number: SW50 A 7/8 - 03410044
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7/16mm socket
Model Number: SW50 A 7/16 - 03410028
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9/16mm socket
Model Number: SW50 A 9/16 - 03410034
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11/16mm socket
Model Number: SW50 A 11/16 - 03410038
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13/16mm socket
Model Number: SW50 A 13/16 - 03410042
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19/32mm socket
Model Number: SW50 A 19/32 - 03410035
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25/32mm socket
Model Number: SW50 A 25/32 - 03410041
