1 1⁄8 Inch Box Wrenches | McMaster-Carr

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Wrench Opening Shape

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External 12-Point

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Overall Length

4 1/4" to 18 1/2"

5 3/4" to 17 1/4"

6 7/8" to 15 3/8"

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Material

Aluminum Bronze

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For Turning

Regulator Inlet Nuts

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DFARS Specialty Metals

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34 Products

Fastening and Joining

Combination Wrenches

Combination Wrenches

Use the open end when tightening in cramped spaces and the box end when you need extra grip

Box Wrenches

Grip all sides of a fastener to prevent slipping

Tank Wrenches

Turn valve stems, regulator inlet nuts, and caps on welding tanks

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)