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Metric Flare Nut Wrench Sets

ToolSource offers 36 metric flare nut wrench sets, ranging from $0 to $376.99, designed for specialized fastener applications.

Metric Flare Nut Wrench Sets

More than 30 products

ToolSource offers 36 metric flare nut wrench sets, ranging from $0 to $376.99, designed for specialized fastener applications.

About Metric Flare Nut Wrench Sets

Metric flare nut wrench sets are essential for mechanics and technicians working with hydraulic lines, brake lines, fuel lines, and other fittings where a standard wrench could damage the nut. These wrenches feature a box-end design with a small opening to slip over the tubing, providing a secure grip and preventing rounding of the fastener. We stock a wide selection to meet diverse needs.

Our selection includes sets from top brands like GearWrench, known for their ratcheting flare nut wrenches that speed up the job, and SK Hand Tool, offering durable, high-quality sets for professional use. Stanley Proto Industrial Tools provides robust sets built to withstand heavy use, while Genius Tools offers excellent value and performance. You'll also find sets from KD Tools, VIM Tools, Astro Pneumatic, and Armstrong, each with unique features and price points. Whether you're looking for a compact set for tight spaces or a comprehensive set for a variety of metric sizes, ToolSource has the right flare nut wrench set for your application.

Frequently Asked Questions

Metric flare nut wrenches, also known as line wrenches, are specifically designed for loosening and tightening fittings on hydraulic lines, brake lines, fuel lines, and other tubing systems. Their unique design, with a box-end opening that grips multiple sides of the nut, helps prevent rounding and damage to the fitting, which is common with open-end wrenches.

Metric flare nut wrench sets typically include a range of common sizes to accommodate various applications. You'll often find sets containing sizes from 8mm to 19mm, covering the most frequently encountered fittings in automotive, industrial, and plumbing systems. Some sets may include larger or smaller sizes depending on the intended use.

ToolSource offers a wide selection of metric flare nut wrench sets from leading brands in the industry. You can find sets from GearWrench, SK Hand Tool, Stanley Proto Industrial Tools, Genius Tools, KD Tools, VIM Tools, Astro Pneumatic, and Armstrong, among others. With 36 different metric flare nut wrench sets available, you're sure to find the right set for your needs.

When selecting a metric flare nut wrench set, consider the quality of the steel used, the precision of the wrench openings, and the overall durability of the set. Look for sets made from high-quality alloy steel for strength and longevity. Also, consider the number of wrenches included and whether the sizes meet your specific application requirements.

Yes, metric flare nut wrench sets are available in different configurations. You can find standard sets with a fixed head, as well as sets with ratcheting mechanisms for faster and easier use in tight spaces. Some sets also feature angled heads for improved access to hard-to-reach fittings.

To avoid damaging fittings, ensure the wrench is fully seated on the flare nut before applying force. Apply steady, even pressure and avoid jerking or excessive force. If the fitting is particularly stubborn, consider using a penetrating oil to help loosen it before attempting to turn it with the wrench.

Flare nut wrenches provide a more secure grip on fittings compared to open-end wrenches. The enclosed design of the flare nut wrench distributes force over more of the nut's surface, reducing the risk of rounding or damaging the fitting, especially when dealing with corroded or tightly fastened connections.

While metric flare nut wrenches are commonly used in automotive repair for brake lines and fuel lines, their applications extend beyond the automotive industry. They are also valuable tools for working on hydraulic systems, refrigeration lines, and other tubing systems in industrial, plumbing, and HVAC settings.
Displaying 1 to 36 (of 38 products)
Genius Tools

28PC E-Star, Flare Nut & L-Shaped Hex Wrench Set

28PC E-Star, Flare Nut & L-Shaped Hex Wrench Set

Your Price: $176.40
Wilmar - Performance Tool

3 Pc MM Flare Nut Wrench Set

3 Pc MM Flare Nut Wrench Set

Your Price: $11.12
Titan

3 Pc. Flare Nut Wrench Set - Metric

3 Pc. Flare Nut Wrench Set - Metric

Your Price: $11.15
List Price: $11.63
4% off
Genius Tools

35PC Flare Nut & L-Shaped Wrench Set

35PC Flare Nut & L-Shaped Wrench Set

Your Price: $226.79
Mueller - Kueps

457?803 XL Flare Nut Line Wrench Set 10?mm 11 mm 12 mm - 3 Piece

457?803 XL Flare Nut Line Wrench Set 10?mm 11 mm 12 mm - 3 Piece

Your Price: $105.08
List Price: $129.99
19% off
VIM Tools

5 PC. 3/8'' DR. RATCHETING FLARE NUT SET (15, 16, 17, 18, 19MM)

5 PC. 3/8'' DR. RATCHETING FLARE NUT SET (15, 16, 17, 18, 19MM)

Your Price: $152.25
List Price: $199.13
24% off
Milwaukee Electric Tools

6 Pc Double End Flare Nut set – Metric

6 Pc Double End Flare Nut set – Metric

Your Price: $71.69
Genius Tools

6 Pc Metric Flare Nut Wrench

6 Pc Metric Flare Nut Wrench

Your Price: $73.29
VIM Tools

6 PC. 3/8'' DR. RATCHETING FLARE NUT WRENCH SET

6 PC. 3/8'' DR. RATCHETING FLARE NUT WRENCH SET

Your Price: $129.08
List Price: $168.83
24% off

6pc Double End Flare Nut Wrench Set - Metric

6pc Double End Flare Nut Wrench Set - Metric

Your Price: $76.99
List Price: $98.7
22% off
Horizon Tool, Inc

6PC. Flare Nut Wrench Set Metric 6PT

6PC. Flare Nut Wrench Set Metric 6PT

Your Price: $59.26
Platinum

7PC METRIC FL NUT WRENCH S

7PC METRIC FL NUT WRENCH S

Your Price: $48.55
List Price: $53.88
10% off
GearWrench

Flex Flare Nut Wrench Set - Metric 6-Pc

Flex Flare Nut Wrench Set - Metric 6-Pc

Your Price: $165.34
GearWrench

Long Pattern Metric Flare Nut Wrench Set - 6-Pc

Long Pattern Metric Flare Nut Wrench Set - 6-Pc

Your Price: $119.69
K Tool International

Metric Flare Nut Wrench Set - 3 Piece

Metric Flare Nut Wrench Set - 3 Piece

Your Price: $20.20
Lock Technology LTI by Milton

METRIC SHOCKIT CROWS FOOT SET

METRIC SHOCKIT CROWS FOOT SET

Your Price: $134.59
List Price: $134.99
0% off
Sunex Tools

Raised Panel Combination Wrench Set

Raised Panel Combination Wrench Set

Your Price: $76.07
SK Hand Tool

SuperKromer Metric Flare Nut Wrench Set - 6 Piece

SuperKromer Metric Flare Nut Wrench Set - 6 Piece

Your Price: $171.75
Stanley Proto Industrial Tools

WR FLARE NUT METRIC 5pc SET

WR FLARE NUT METRIC 5pc SET

Your Price: $145.08
Stanley Proto Industrial Tools

4pc Flare nut Wr Metric Set

4pc Flare nut Wr Metric Set

Your Price: $58.74
List Price: $96.59
39% off
Great Neck Tools

6PC Flex Head Flare Nut Metric

6PC Flex Head Flare Nut Metric

Your Price: $92.48
List Price: $102.46
10% off
Displaying 1 to 36 (of 38 products)

Metric Flare Nut Wrench Sets

Metric flare nut wrench sets are indispensable tools for automotive mechanics working with hydraulic lines, brake systems, and fuel lines. Designed with partially open ends, these wrenches offer a secure grip on fittings to prevent rounding or damage during maintenance. Their specialized design ensures effective performance in confined spaces where traditional wrenches cannot efficiently access. Whether you're replacing brake lines or tuning fuel injection systems, flare nut wrenches deliver the precision and reliability professionals demand. Available in various configurations, these sets typically include multiple sizes to accommodate a broad range of metric fittings. Key features like long-pattern handles provide extra leverage in tight spots, while polished finishes and corrosion-resistant coatings enhance durability. Advanced options, such as ratcheting mechanisms or flex heads, streamline work on stubborn, rusted, or hard-to-reach fittings, saving valuable time. Sets like the Long Pattern Metric Flare Nut Wrench Set and SuperKrome Metric Flare Nut Wrench Set stand out for their robustness, ergonomic design, and anti-slip qualities, making them a reliable choice for repetitive use. With the ability to tackle challenging tasks with ease, these tools improve safety, efficiency, and precision in every workshop. Investing in high-quality metric flare nut wrench sets ensures mechanics can perform critical tasks with confidence and accuracy, elevating both their productivity and the quality of their craftsmanship.

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