Proto Single 21/32" SAE Open End Wrench, Perfect for Professionals and DIYers, Solid Toolbox Upgrade, Suited for Daily Workshop Use, Open End Tool for Nuts, Fittings, and Tight Spots

Proto Single 21/32" SAE Open End Wrench for Pro Shop Use
✔️ 1 open end wrench, 21/32" size, made for daily use

The Proto single open end wrench slides onto nuts from the side, which is handy on fittings and spots with little room. You'll see it in auto shops, hydraulic work, and home garages, and it's ready to work hard every day.

✅ Pack size: 1 open end wrench
✅ Brand: Proto
✅ Size: 21/32"
✅ Measurement system: SAE
✅ Mfr part number: J3164

💡 When should you use an open end wrench?
Open end wrenches are best when you can't get around the nut.

• They slide onto nuts from the side, great for lines and fittings
• Double open ends give you two sizes in one tool
• For tight bolts, a box end or flare nut wrench grips better