Shop All Box End Wrenches
Proto
Box End Wrench, 5/16 x 3/8 in., 4-1/4 L
Mfr # J1120
Zoro # G0905992
product price: $14.79
/ea
$14.79
Free Shipping on orders over $50
after youÂ
Free 30-Day Returns
Key Features
- Overall Length 4 1/4 in
- Size 5/16" x 3/8"
- Features Corrosion Resistance and a Slip Resistant Grip, Fits 4, 6 and 12 Point Fasteners, Box Ends Incorporate the TorquePlus(TM) System
- Head Type Offset
- Finish Satin
Get 10% Off Your First Order
Real Support From Real People
Contact Our U.S.-Based teams
Free 30-Day Returns
Return Policy
Accepted Payment Options
![paypal](https://www.zoro.com/static/assets/img/base/icons/paypal-81447b0e73.png)
Product Information
- Brand Proto
- MFR # J1120
- Zoro # G0905992
- UPC # 662679060008
- Country of Origin United States
- Category Box End Wrenches
Dimensions
Overall Length | 4 1/4 in |
Size | 5/16" x 3/8" |
Head Size | 5/16 in, 3/8 in |
Wrench Head Sizes | 5/16 in, 3/8 in |
Wrench Length Style | Stubby |
Description
The Proto J1120 Box End Wrench is the ideal tool for any job that requires you to tighten or loosen nuts and bolts. The box end wrench has a 5/16 in. head size on one side and 3/8 in. on the other, giving you more options when it comes to working with fasteners. It measures 4 1/4 in. in length, making it easy to use even when working at awkward angles. This 12-point combination wrench has an alloy steel finish that gives it a satin look while protecting against rust and corrosion. If you need a quality tool that will stand up to daily wear and tear, then this Proto J1120 Box End Wrench is the perfect choice for your needs.
Ratings & Reviews
3 Reasons You Can Count On Us
Supplies for every job.
10 million items and the exact one you need.
When you need it fast, count on Zoro!
2 million products ship in 1 day.
Stretch your budget further.
Everyday low prices on the brands you love.
Explore More Products
- WESTWARD Screwdriver Set, 17 pcs, Acetate (401L76)
- PROTO Ratcheting Wrench, Head Size 5/8 in x #20 (JSCV20)
- BETA Hexagon Hand Socket, 10mm (009100010)
- CONBRACO CRIMP TOOL 3/8 - 1 IN MULTI HEAD (69PTKH0015K)
- PROTO Ratcheting Box Wrench, Double Box End (J1191-A)
- PROTO Double Box Ratcheting Wrench 7 x 8 mm - 6 Point (J1191M-A)
- PROTO Box End Wrench, 12 x 13mm, 8-6/7 in. L (J1057M)
- PROTO Double Box Wrench, 12 Points, 10-19/32" L (J1020A)
- PROTO Black Chrome Box Reverse Ratcheting Wrench 7/32" x 9/32"-Spline (JSBV0709)
- PROTO Ratcheting Box Wrench, Head Size 9 x 10mm (J1192M-A)
- TEKTON 9 x 11 mm 45-Degree Offset Box End Wrench (WBE24309)
- Proto Box End Wrenches