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PROTO Box End Wrench: Satin, 3/8 in_7/16 in Head Size, 4 1/2 in Overall Lg - SAE, Double End, 12-Point, Box End Wrenches
PROTOSAE, Double End, 12-Point, Box End Wrenches

PROTO Box End Wrench: Satin, 3/8 in_7/16 in Head Size, 4 1/2 in Overall Lg

The PROTO Box End Wrench is an SAE, double-end, 12-point box end wrench with a satin finish. It features 3/8 in and 7/16 in head sizes and a 4 1/2 in overall length with an offset design. The manufacturer part number…

SKU 3G-OTH-275374

Brand
PROTO
Item
Box End Wrench: Satin, 3/8 in_7/16 in Head Size, 4 1/2 in Overall Lg
Category
SAE, Double End, 12-Point, Box End Wrenches
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Technical Specifications

PROTO
Manufacturer Part Number
J1122
Type
3/8 in_7/16 in Head Size, Offset
Overall Lg
4 1/2 in
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Box End Wrench is an SAE, double-end, 12-point box end wrench with a satin finish. It features 3/8 in and 7/16 in head sizes and a 4 1/2 in overall length with an offset design. The manufacturer part number is J1122.

Frequently Asked Questions

What is the PROTO Box End Wrench J1122 used for?

The PROTO Box End Wrench J1122 is used for tightening or loosening fasteners in industrial maintenance, automotive repair, and mechanical assembly. Its 12-point, double-end design provides a secure grip on SAE hex nuts and bolts, while the offset head improves access in confined spaces.

What are the specifications of the PROTO Box End Wrench J1122?

The PROTO Box End Wrench J1122 has a satin finish, 3/8 in and 7/16 in head sizes, and a 4 1/2 in overall length. It is a double-end, 12-point, offset box end wrench designed for SAE fasteners. The manufacturer part number is J1122.

Where to buy the PROTO Box End Wrench J1122 worldwide?

You can source the PROTO Box End Wrench J1122 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this PROTO wrench.

How to select the right PROTO box end wrench size?

To select the correct PROTO box end wrench, match the wrench head size to the fastener hex dimension. For the J1122, the 3/8 in and 7/16 in heads fit corresponding SAE bolts. Ensure the 12-point offset design suits your access needs. PROTO wrenches are built for durability in professional settings.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting

PROTO Products

3G Electric supplies PROTO sae, double end, 12-point, box end wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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