Proto Single 7/16" SAE Box End Wrench, Built Tough for Everyday Use, Great Pick for Pros and DIYers, Solid Toolbox Upgrade, Tough Wrench for Rusty Nuts and High Torque Jobs

Proto Single 7/16" SAE Box End Wrench for Pro Shop Use
✔️ 1 box end wrench, 7/16" size, pro-grade build, made for daily use

Need a solid box end wrench? This Proto single box end wrench wraps all the way around the nut for max grip and less chance of rounding, and it fits right in with heavy equipment repair, truck service, and auto shops.

✅ Pack size: 1 box end wrench
✅ Brand: Proto
✅ Size: 7/16"
✅ Measurement system: SAE
✅ Mfr part number: J1122

💡 Why use a box end wrench instead of an open end?
A box end wraps all the way around the nut for a better grip.

• Less chance of slipping or rounding off the bolt
• Great for breaking loose tight or rusty fasteners
• Offset box ends help you clear your knuckles