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PROTO J3100B SAE Double End Open End Wrench Set, 14 Tools, 3/8 in to 1 1/4 in - SAE, Double End, Open End Wrench Sets
PROTOSAE, Double End, Open End Wrench Sets

PROTO J3100B SAE Double End Open End Wrench Set, 14 Tools, 3/8 in to 1 1/4 in

The PROTO Open End Wrench Set (SKU J3100B, 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
J3100B SAE Double End Open End Wrench Set, 14 Tools, 3/8 in to 1 1/4 in
Part Number
J3100B
Category
SAE, Double End, Open End Wrench Sets
Available to Order
Also known as:J3100BPROTO
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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 J3100B, 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
Industrial maintenance — PROTO J6014CXCERT micrometer torque wrench for tightening fasteners to 50–250 ft-lb with tether capability.
Assembly operations — PROTO J6345A electronic torque wrench for 5–50 ft-lb control with audible and visual indicators.
Plumbing and mechanical — PROTO J812HD straight pipe wrench with 2 in jaw capacity for gripping and turning pipes.
Precision fastening — PROTO J61929 multi-bit screw and nut driver kit with 26 alloy steel bits for assembly and maintenance.
Tool organization — PROTO JUC3743-3SG heavy-duty utility cart with drawers, power strip, and padlock for shop floor use.
Metric fastener service — PROTO JSCVM-20SB 20-piece ratcheting combination wrench set covering 6 mm to 32 mm.
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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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