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PROTO Open End Wrench: Alloy Steel, Chrome, 9/16 in Head Size, 5 5/8 in Overall Lg - SAE, Double End, Open End Wrenches
PROTOSAE, Double End, Open End Wrenches

PROTO Open End Wrench: Alloy Steel, Chrome, 9/16 in Head Size, 5 5/8 in Overall Lg

The PROTO Open End Wrench is an SAE double-end open end wrench made from alloy steel with a chrome finish. It features a 9/16 in head size and a 5 5/8 in overall length, with manufacturer part number J3118.

SKU 3G-OTH-284851

Brand
PROTO
Item
Open End Wrench: Alloy Steel, Chrome, 9/16 in Head Size, 5 5/8 in Overall Lg
Category
SAE, Double End, Open End Wrenches
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Technical Specifications

PROTO
Manufacturer Part Number
J3118
Type
Chrome, Std
Overall Lg
5 5/8 in
Head Size
9/16 in
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Open End Wrench is an SAE double-end open end wrench made from alloy steel with a chrome finish. It features a 9/16 in head size and a 5 5/8 in overall length, with manufacturer part number J3118.

Frequently Asked Questions

What is the PROTO Open End Wrench used for?

The PROTO Open End Wrench is used for tightening or loosening nuts and bolts in industrial maintenance, automotive repair, and mechanical assembly. Its SAE double-end design fits 9/16 in fasteners, and the alloy steel construction with chrome finish provides durability and corrosion resistance in demanding environments.

What are the specifications of the PROTO Open End Wrench J3118?

The PROTO Open End Wrench J3118 is an SAE double-end wrench with a 9/16 in head size and 5 5/8 in overall length. It is made from alloy steel with a chrome finish, classified as standard type. The manufacturer part number is J3118, and it is designed for professional use.

Where to buy PROTO Open End Wrench J3118 worldwide?

You can source the PROTO Open End Wrench J3118 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine PROTO tools for industrial applications.

How to select the right PROTO Open End Wrench size?

To select the right PROTO Open End Wrench, match the head size to the fastener dimension—here 9/16 in for SAE nuts. Ensure the overall length (5 5/8 in) provides adequate leverage. For double-end wrenches, verify both ends match your application. PROTO alloy steel with chrome finish offers strength and rust resistance.

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, open 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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