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Ind. Sae Flare Nut Wrenches

Explore our selection of Ind. Sae Flare Nut Wrenches. Find quality products, compare options, and get fast shipping on the items you need.

Ind. Sae Flare Nut Wrenches

More than 70 products · $3.70 – $102.86

ToolSource offers 77 industrial SAE flare nut wrenches, ranging from $3.70 to $102.86, for specialized fastener applications.

About Ind. Sae Flare Nut Wrenches

Industrial SAE flare nut wrenches are essential for preventing damage to soft metal fittings found in hydraulic, brake, and fuel line systems. Their unique design, featuring a boxed end with a small opening, allows the wrench to grip multiple sides of the nut, distributing force evenly and minimizing the risk of rounding or stripping. These wrenches are crucial for professionals who demand precision and reliability in demanding environments.

We stock a wide selection from top brands. J.H. Williams is known for their robust, high-strength wrenches built to withstand heavy use. SK Hand Tool offers wrenches with exceptional grip and durability. Martin Tools provides a balance of quality and value, while Sunex Tools delivers innovative designs for improved access in tight spaces. Stanley Proto Industrial Tools offers a comprehensive range known for their precision and adherence to strict standards. KD Tools and V8 Tools provide reliable options for various automotive applications, and K Tool International offers a diverse selection to meet different needs. When selecting a flare nut wrench, consider the material, finish, and handle design to ensure optimal performance and longevity.

Frequently Asked Questions

Flare nut wrenches, also known as line wrenches, are specifically designed for loosening and tightening nuts on fluid lines, such as brake lines, fuel lines, and hydraulic lines. Their unique design, with a box-end opening that grips multiple sides of the nut, helps prevent rounding or damage that can occur with open-end wrenches, especially on softer metals.

The most common sizes for automotive work are typically in the range of 3/8" to 3/4", but it's best to consult your vehicle's repair manual or measure the flare nuts you'll be working with to ensure a proper fit. Having a set with a variety of sizes is often the most practical approach.

When selecting a flare nut wrench, consider the material (alloy steel is common for durability), the finish (chrome or black oxide for corrosion resistance), and the angle of the head (some are angled for better access in tight spaces). Also, look for wrenches with a tight tolerance between the wrench opening and the nut to minimize slippage.

ToolSource offers a wide selection of flare nut wrenches from reputable brands like J.H. Williams, SK Hand Tool, Martin Tools, Sunex Tools, Stanley Proto Industrial Tools, KD Tools, V8 Tools, and K Tool International. With 77 different flare nut wrenches available, you're sure to find the right tool for your needs.

Yes, flare nut wrenches come in various configurations, including standard wrenches, ratcheting wrenches, and sets. Ratcheting flare nut wrenches offer increased speed and efficiency, while sets provide a range of sizes for different applications.

While both are used to tighten and loosen nuts, a flare nut wrench has a box-end opening with a small gap to allow it to slip over the fluid line. This design provides more contact points on the nut than a standard open-end wrench, reducing the risk of rounding or damaging the nut, especially on softer materials like brass or aluminum.

Yes, flare nut wrenches are suitable for many plumbing applications involving flare fittings on copper or brass tubing. They are particularly useful for working on gas lines, water lines, and refrigeration lines where a secure grip is essential to prevent leaks and damage to the fittings.

The best way to choose the right size flare nut wrench is to measure the flare nut you'll be working with. Use a caliper or wrench gauge to determine the correct size in inches or millimeters. It's always better to have a slightly snug fit than a loose one to prevent slippage and damage.
Displaying 1 to 36 (of 98 products)
(image for) Martin Tools

(image for) 1" FLARE NUT WRENCH

1" FLARE NUT WRENCH
Martin Tools 4132

Your Price: $47.70
(image for) Martin Tools

(image for) 1-1/2 Inch Fractional SAE Check Nut Wrench

1-1/2 Inch Fractional SAE Check Nut Wrench
Martin Tools 609A

Your Price: $63.64
(image for) Martin Tools

(image for) 1-1/4 Inch Fractional SAE Flare Nut Wrench-Chrome

1-1/4 Inch Fractional SAE Flare Nut Wrench-Chrome
Martin Tools 4140

Your Price: $73.93
(image for) J.H. Williams

(image for) 1/2 x-9/16 6-Point SAE Double Head Flare Nut Wrench

1/2 x-9/16 6-Point SAE Double Head Flare Nut Wrench
J.H. Williams JHWXFN-1618

Your Price: $22.55
(image for) V8 Tools

(image for) 1/2" Open End Flare Nut Wrench

1/2" Open End Flare Nut Wrench
V8 Tools 82012

Your Price: $7.62
(image for) J.H. Williams

(image for) 1/4 x-5/16 6-Point SAE Double Head Flare Nut Wrench

1/4 x-5/16 6-Point SAE Double Head Flare Nut Wrench
J.H. Williams JHWXFN-0810

Your Price: $16.88
(image for) V8 Tools

(image for) 11/16in Open End Flare Nut Wrench

11/16in Open End Flare Nut Wrench
V8 Tools 82018

Your Price: $9.52
(image for) Stanley Proto Industrial Tools

(image for) 15/16" 12-Point Flare Nut Ratcheting Wrench

15/16" 12-Point Flare Nut Ratcheting Wrench
Stanley Proto Industrial Tools J3830

Your Price: $51.65
(image for) J.H. Williams

(image for) 3/4 x 1" 6-Point SAE Double Head Flare Nut Wrench

3/4 x 1" 6-Point SAE Double Head Flare Nut Wrench
J.H. Williams JHWXFN-2432

Your Price: $29.65
(image for) GearWrench

(image for) 3/4" x 7/8" Flare Nut Wrench

3/4" x 7/8" Flare Nut Wrench
GearWrench 81685

Your Price: $21.06
(image for) SK Hand Tool

(image for) 3/8 In Drive Fractional Flare Nut Crowfoot Wrench - 5/8 In

3/8 In Drive Fractional Flare Nut Crowfoot Wrench - 5/8 In
SK Hand Tool 42220

Your Price: $27.40
(image for) SK Hand Tool

(image for) 3/8 In SuperKrome SAE Flare Nut Crowfoot Wrench - 11/16 In

3/8 In SuperKrome SAE Flare Nut Crowfoot Wrench - 11/16 In
SK Hand Tool 42222

Your Price: $28.78
(image for) OTC Tools and Equipment

(image for) 3/8 X 7/16 FLARE NUT WR

3/8 X 7/16 FLARE NUT WR
OTC Tools and Equipment OT7304

Your Price: $10.81
(image for) J.H. Williams

(image for) 3/8 x-7/16" 6-Point SAE Double Head Flare Nut Wrench

3/8 x-7/16" 6-Point SAE Double Head Flare Nut Wrench
J.H. Williams JHWXFN-1214

Your Price: $18.40
(image for) Martin Tools

(image for) 3/8" Drive Crowfoot Wrench - Flare Nut 12 Pt 15/16 Inch

3/8" Drive Crowfoot Wrench - Flare Nut 12 Pt 15/16 Inch
Martin Tools BC30

Your Price: $54.63
(image for) Sunex Tools

(image for) 3/8\" x 7/16\" Flare Nut Wrench

3/8\" x 7/16\" Flare Nut Wrench
Sunex Tools 980902

Your Price: $5.09
(image for) Stanley Proto Industrial Tools

(image for) 5-11/16" TORQUEPLUS 6-Point Flare Nut Combination Wrench

5-11/16" TORQUEPLUS 6-Point Flare Nut Combination Wrench
Stanley Proto Industrial Tools J3751

Your Price: $26.82
(image for) OTC Tools and Equipment

(image for) 5/8 X 11/16 FLARE NUT WR

5/8 X 11/16 FLARE NUT WR
OTC Tools and Equipment OT7306

Your Price: $14.24
(image for) J.H. Williams

(image for) 5/8 x-11/16" 6-Point SAE Double Head Flare Nut Wrench

5/8 x-11/16" 6-Point SAE Double Head Flare Nut Wrench
J.H. Williams JHWXFN-2022

Your Price: $24.32
(image for) V8 Tools

(image for) 7/16" Open End Flare Nut Wrench

7/16" Open End Flare Nut Wrench
V8 Tools 82010

Your Price: $6.42
(image for) J.H. Williams

(image for) 7/8 x 1-1/8" 6-Point SAE Double Head Flare Nut Wrench

7/8 x 1-1/8" 6-Point SAE Double Head Flare Nut Wrench
J.H. Williams JHWXFN-2836

Your Price: $35.11
(image for) Stanley Proto Industrial Tools

(image for) 7/8" 12-Point Flare Nut Ratcheting Wrench

7/8" 12-Point Flare Nut Ratcheting Wrench
Stanley Proto Industrial Tools J3828

Your Price: $51.65
(image for) Atec Trans-Tool

(image for) Chrysler Main-Transfer Shaft Retaining Nut Wrench

Chrysler Main-Transfer Shaft Retaining Nut Wrench
Atec Trans-Tool T-3204

Your Price: $65.49
(image for) K Tool International

(image for) Flare Nut Wrench - 1/2 In x 9/16 In

Flare Nut Wrench - 1/2 In x 9/16 In
K Tool International KTI44416

Your Price: $8.27
(image for) K Tool International

(image for) Flare Nut Wrench - 5/8 In x 11/16 In

Flare Nut Wrench - 5/8 In x 11/16 In
K Tool International KTI44420

Your Price: $8.76
(image for) Sunex Tools

(image for) Flare Nut Wrench 1/2 Inch x 9/16 Inch

Flare Nut Wrench 1/2 Inch x 9/16 Inch
Sunex Tools 980903

Your Price: $6.16
(image for) Sunex Tools

(image for) Flare Nut Wrench 5/8 Inch x 11/16 Inch

Flare Nut Wrench 5/8 Inch x 11/16 Inch
Sunex Tools 980904

Your Price: $8.73
(image for) SK Hand Tool

(image for) Fractional Flare Nut Wrench 1" x 1-1/8"

Fractional Flare Nut Wrench 1" x 1-1/8"
SK Hand Tool F3236

Your Price: $44.25
(image for) K Tool International

(image for) K Tool Flare Nut Wrench 3/8"x7/16" Chrome Steel Durable

K Tool Flare Nut Wrench 3/8"x7/16" Chrome Steel Durable
K Tool International KTI44412

Your Price: $7.20
(image for) OTC Tools and Equipment

(image for) OTC CROWFOOT FLARE NUT WRENCH

OTC CROWFOOT FLARE NUT WRENCH
OTC Tools and Equipment ZTSE4564

Your Price: $152.58
List Price: $231.57
34% off
(image for) SK Hand Tool

(image for) SuperKrome(R) Standard Flare Nut Wrench - 1/4 In x 5/16 In

SuperKrome(R) Standard Flare Nut Wrench - 1/4 In x 5/16 In
SK Hand Tool F810

Your Price: $29.03
(image for) SK Hand Tool

(image for) SuperKrome(R) Standard Flare Nut Wrench - 3/8 In x 7/16 In

SuperKrome(R) Standard Flare Nut Wrench - 3/8 In x 7/16 In
SK Hand Tool F1214

Your Price: $20.71
(image for) SK Hand Tool

(image for) SuperKrome(R) Standard Flare Nut Wrench - 5/8 In x 3/4 In

SuperKrome(R) Standard Flare Nut Wrench - 5/8 In x 3/4 In
SK Hand Tool F2024

Your Price: $31.74
(image for) Mopar Essential Tools

(image for) Transfer Shaft Retaining Nut Wrench

Transfer Shaft Retaining Nut Wrench
Mopar Essential Tools 6497A

Your Price: $92.97
(image for) VIM Tools

(image for) VIM TOOLS 17MM RATCHETING FLARE NUT - 3/8'' DR.

VIM TOOLS 17MM RATCHETING FLARE NUT - 3/8'' DR.
VIM Tools RFW117

Your Price: $31.61
List Price: $41.53
24% off
(image for) VIM Tools

(image for) VIM TOOLS 19MM & 3/4'' RATCHETING FLARE NUT - 3/8'' DR.

VIM TOOLS 19MM & 3/4'' RATCHETING FLARE NUT - 3/8'' DR.
VIM Tools RFW119

Your Price: $36.39
List Price: $47.81
24% off
Displaying 1 to 36 (of 98 products)

Flare Nut Wrenches

Flare nut wrenches are indispensable in any automotive mechanic’s toolkit, specially designed for securely gripping and turning soft metal fittings, such as those commonly found in fuel, hydraulic, and brake line systems. Unlike traditional open-end wrenches, flare nut wrenches feature a closed, partially open head design that wraps around the fitting, offering superior grip while minimizing the risk of rounding or damaging the fastener. This makes them essential for precision work in tight spaces, where both performance and care are critical. These wrenches are available in various sizes and styles, including fractional SAE and metric options, to suit diverse automotive applications. Many models, such as the 1-1/4 Inch Fractional SAE Flare Nut Wrench, feature durable chrome or industrial black finishes to enhance corrosion resistance and ensure longevity in demanding workshop environments. Advances such as ratcheting mechanisms and hex-grip designs boost efficiency by reducing the effort required for repetitive tasks, while the 6- or 12-point construction ensures smooth operation with minimal slippage. Whether used for installing brake lines, tightening valves, or servicing fuel system components, flare nut wrenches provide unmatched precision and reliability. Designed for strength, accessibility, and ease of use, flare nut wrenches are a must-have for professionals looking to perform high-quality automotive repairs without compromising the integrity of delicate fittings. By investing in these tools, technicians can tackle specialized tasks with confidence and efficiency every day.