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The Proto STAPR-J3440 is an extra thin open end wrench designed for various fastening applications. Made from alloy steel, this wrench features an overall length of ten inches with a wrench opening size of thirteen-sixteenth inch by seven-eighth inch.
This wrench is ideal for tight spaces and difficult angles, suitable for HVAC, automotive, and plumbing applications.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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