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![]() | Flex Adapter |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Flex Socket Adapters

Pivot the head to access fasteners from an angle.
Impact Flex Socket Adapters

Also known as universal joints, these adapters have a pivoting head that lets you access fasteners from an angle. They are made to withstand the high torque and force of impact tools.
3/4", 1", and 1 1/2" square drive size adapters require a locking retainer. Use with an impact wrench that has a pin-style socket retainer, or use a socket retaining ring with tools that have a hole- or hole-and-ring style socket retainer.
For technical drawings and 3-D models, click on a part number.
Adapters | Retaining Rings | ||||||
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Overall Lg. | Compatible Retaining Ring ID | Material | Finish | Each | Each | ||
1/4" Square Drive | |||||||
1 3/8" | __ | Steel | Black Oxide | 00000000 | 000000 | 000000 | 00 |
3/8" Square Drive | |||||||
2" | __ | Steel | Black Oxide | 0000000 | 00000 | 000000 | 00 |
1/2" Square Drive | |||||||
2 5/8" | __ | Steel | Black Oxide | 0000000 | 00000 | 000000 | 00 |
3/4" Square Drive | |||||||
3 1/2" | 1 7/16" | Steel | Black Oxide | 0000000 | 00000 | 0000000 | 00000 |
1" Square Drive | |||||||
4 5/8" | 2 1/8" | Steel | Black Oxide | 0000000 | 000000 | 0000000 | 0000 |
1 1/2" Square Drive | |||||||
6 3/8" | 2 7/8" | Steel | Black Oxide | 00000000 | 000000 | 0000000 | 0000 |
Square Drive Size Adapter Sets
Convert from one square drive size to another.
Flex adapters pivot to access fasteners from an angle.
For technical drawings and 3-D models, click on a part number.

No. of Pieces | Includes | Material | Finish | Each | |
10 | Manual-Drive Chrome-Plated Square Drive Size Adapter—1/4" Female × 3/8" Male Manual-Drive Chrome-Plated Square Drive Size Adapter—3/8" Female × 1/4" Male Manual-Drive Chrome-Plated Square Drive Size Adapter—3/8" Female × 1/2" Male Manual-Drive Chrome-Plated Square Drive Size Adapter—1/2" Female × 3/8" Male Manual-Drive Chrome-Plated Square Drive Size Adapter—1/2" Female × 3/4" Male Manual-Drive Chrome-Plated Flex Adapter—1/4" Female × 1/4" Male Manual-Drive Chrome-Plated Flex Adapter—3/8" Female × 3/8" Male Impact-Drive Black Flex Adapter—1/4" Female × 1/4" Male Impact-Drive Black Flex Adapter—3/8" Female × 3/8" Male Impact-Drive Black Flex Adapter—1/2" Female × 1/2" Male | Steel | Black Oxide | 00000000 | 0000000 |
Impact Square Drive Size Adapter Sets
Convert from one square drive size to another. These adapters are made to withstand the high torque and force of impact tools.
Flex adapters pivot to access fasteners from an angle.
For technical drawings and 3-D models, click on a part number.

No. of Pieces | Includes | Material | Finish | Each | |
1/4", 3/8", 1/2", 3/4" Square Drive | |||||
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7 | 3/8" Female × 1/2" Male Square Drive Size Adapter 1/2" Female × 3/8" Male Square Drive Size Adapter 1/2" Female × 3/4" Male Square Drive Size Adapter 3/4" Female × 1/2" Male Square Drive Size Adapter 1/4" Female × 1/4" Male Flex Adapter 3/8" Female × 3/8" Male Flex Adapter 1/2" Female × 1/2" Male Flex Adapter | Steel | Black Oxide | 00000000 | 0000000 |