We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

PROTO Flare Nut Wrench: Alloy Steel, Satin, 13 mm_14 mm Head Size - Metric, Double End, Standard-Head, 6-Point, Flare Nut Wrenches
PROTOMetric, Double End, Standard-Head, 6-Point, Flare Nut Wrenches

PROTO Flare Nut Wrench: Alloy Steel, Satin, 13 mm_14 mm Head Size

The PROTO Flare Nut Wrench (MPN J3713M) is a metric, double-end, standard-head, 6-point flare nut wrench made of alloy steel with a satin finish. It features 13 mm and 14 mm head sizes and an overall length of 7 1/2…

SKU 3G-OTH-301387

Brand
PROTO
Item
Flare Nut Wrench: Alloy Steel, Satin, 13 mm_14 mm Head Size
Category
Metric, Double End, Standard-Head, 6-Point, Flare Nut Wrenches
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Technical Specifications

PROTO
Manufacturer Part Number
J3713M
Type
Satin, 13 mm_14 mm Head Size
Overall Lg
7 1/2 in
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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO Flare Nut Wrench (MPN J3713M) is a metric, double-end, standard-head, 6-point flare nut wrench made of alloy steel with a satin finish. It features 13 mm and 14 mm head sizes and an overall length of 7 1/2 inches.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a PROTO Flare Nut Wrench used for?

A PROTO Flare Nut Wrench is designed for tightening or loosening flare nuts on fuel, brake, and hydraulic lines. Its 6-point, double-end design grips the nut flats securely, reducing the risk of rounding or damaging soft metal fittings in automotive and industrial maintenance.

What are the specifications of the PROTO J3713M Flare Nut Wrench?

The PROTO J3713M Flare Nut Wrench is a metric, double-end, standard-head, 6-point wrench made of alloy steel with a satin finish. It has 13 mm and 14 mm head sizes and an overall length of 7 1/2 inches. The manufacturer part number is J3713M.

Where to buy a PROTO Flare Nut Wrench worldwide?

3G Electric supplies the PROTO Flare Nut Wrench (J3713M) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this PROTO wrench for your maintenance needs.

How to select the right flare nut wrench size?

To select the right flare nut wrench, measure the nut's hex flats across the flats in millimeters. The PROTO J3713M covers 13 mm and 14 mm sizes. Ensure the wrench is a 6-point design to grip the nut securely without slipping, especially on soft brass or aluminum fittings.

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 metric, double end, standard-head, 6-point, flare nut wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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