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PROTO Open End Wrench Set: Alloy Steel, Chrome, 14 Tools - SAE, Double End, Open End Wrench Sets
PROTOSAE, Double End, Open End Wrench Sets

PROTO Open End Wrench Set: Alloy Steel, Chrome, 14 Tools

The PROTO Open End Wrench Set (SKU 1Q406, MPN J3100B) is a 14-tool SAE double-end open end wrench set made of alloy steel with a chrome finish. It includes a vinyl pouch and covers a head size range of 3/8 in to 1…

SKU 3G-OTH-265649

Brand
PROTO
Item
Open End Wrench Set: Alloy Steel, Chrome, 14 Tools
Category
SAE, Double End, Open End Wrench Sets
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Technical Specifications

PROTO
Manufacturer Part Number
J3100B
Type
Chrome
Tools
14
Range Of Head Sizes
3/8 in to 1 1/4 in
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Open End Wrench Set (SKU 1Q406, MPN J3100B) is a 14-tool SAE double-end open end wrench set made of alloy steel with a chrome finish. It includes a vinyl pouch and covers a head size range of 3/8 in to 1 1/4 in.

Frequently Asked Questions

What is the PROTO Open End Wrench Set used for?

The PROTO Open End Wrench Set (J3100B) is used for tightening or loosening hex fasteners in industrial maintenance, assembly, and repair across machining, power transmission, and hydraulics applications. Its 14 SAE double-end wrenches cover 3/8 in to 1 1/4 in head sizes, providing versatility for plant engineers and technicians.

What are the specifications of the PROTO J3100B wrench set?

The PROTO J3100B set includes 14 alloy steel wrenches with a chrome finish, stored in a vinyl pouch. It is an SAE double-end open end design with a head size range of 3/8 in to 1 1/4 in. The set is manufactured by PROTO and is suitable for industrial environments requiring corrosion resistance and durability.

Where to buy the PROTO Open End Wrench Set worldwide?

3G Electric supplies the PROTO Open End Wrench Set (J3100B) worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this PROTO set along with other industrial tools, equipment, and parts across 14 departments.

How to maintain the PROTO chrome wrench set?

To maintain the PROTO chrome wrench set, clean each tool after use with a dry cloth to remove grease and debris. Avoid exposure to corrosive chemicals or excessive moisture. Store the wrenches in the provided vinyl pouch to prevent scratches and rust. Regular inspection ensures the alloy steel tools remain serviceable for industrial tasks.

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 wrench sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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PROTO Open End Wrench Set: Alloy Steel, Chrome, 11 Tools, 9 mm to 19 mm Range of Head Sizes (MPN J3100M). Key specifications — attr309745: Yes; attr309746: Vinyl Pouch; attr309754: Chrome; attr309753: Alloy Steel; attr309743: 9 mm to 19 mm; attr324938: PROTO.
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PROTO Open End Wrench Set: Alloy Steel, Chrome, 11 Tools, 9 mm to 19 mm Range of Head Sizes (MPN J3100M). Key specifications — attr309745: Yes; attr309746: Vinyl Pouch; attr309754: Chrome; attr309753: Alloy Steel; attr309743: 9 mm to 19 mm; attr324938: PROTO.
PROTO Open End Wrench: Alloy Steel, Chrome, 1 in Head Size, 9 1/2 in Overall Lg, Std (MPN J3132). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.
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PROTO Open End Wrench: Alloy Steel, Chrome, 1 in Head Size, 9 1/2 in Overall Lg, Std (MPN J3132). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.
PROTO Open End Wrench: Alloy Steel, Chrome, 3/8 in Head Size, 4 3/4 in Overall Lg, Std (MPN J3112). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.
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PROTO Open End Wrench: Alloy Steel, Chrome, 3/8 in Head Size, 4 3/4 in Overall Lg, Std (MPN J3112). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.
PROTO Open End Wrench: Alloy Steel, Chrome, 1 1/16 in Head Size, 10 1/4 in Overall Lg, Std (MPN J3134). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.
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PROTO Open End Wrench: Alloy Steel, Chrome, 1 1/16 in Head Size, 10 1/4 in Overall Lg, Std (MPN J3134). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.
PROTO Open End Wrench: Alloy Steel, Chrome, 3/4 in Head Size, 7 in Overall Lg, Std (MPN J3124). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.
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PROTO Open End Wrench: Alloy Steel, Chrome, 3/4 in Head Size, 7 in Overall Lg, Std (MPN J3124). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.
PROTO Open End Wrench: Alloy Steel, Chrome, 1 3/4 in Head Size, 17 in Overall Lg, Std (MPN J3156). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.
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PROTO Open End Wrench: Alloy Steel, Chrome, 1 3/4 in Head Size, 17 in Overall Lg, Std (MPN J3156). Key specifications — attr309776: No; attr309781: Chrome; attr309780: Alloy Steel; attr324939: PROTO.

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PROTO Open End Wrench Set: Alloy Steel, Satin, 10 Tools, 1/4 in to 1 1/8 in Range of Head Sizes (MPN J3000H). Key specifications — attr309745: No; attr309746: Vinyl Pouch; attr309754: Satin; attr309753: Alloy Steel; attr324938: PROTO.
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PROTO Open End Wrench Set: Alloy Steel, Satin, 10 Tools, 1/4 in to 1 1/8 in Range of Head Sizes (MPN J3000H). Key specifications — attr309745: No; attr309746: Vinyl Pouch; attr309754: Satin; attr309753: Alloy Steel; attr324938: PROTO.
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