Metric Flare Nut Wrench Sets

Explore our selection of Metric Flare Nut Wrench Sets. Find quality products, compare options, and get fast shipping on the items you need.

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)
(image for) Genius Tools

(image for) 28PC E-Star, Flare Nut & L-Shaped Hex Wrench Set

28PC E-Star, Flare Nut & L-Shaped Hex Wrench Set
Genius Tools MS-028S

Your Price: $176.40
(image for) Wilmar - Performance Tool

(image for) 3 Pc MM Flare Nut Wrench Set

3 Pc MM Flare Nut Wrench Set
Wilmar - Performance Tool W350M

Your Price: $12.38
(image for) Titan

(image for) 3 Pc. Flare Nut Wrench Set - Metric

3 Pc. Flare Nut Wrench Set - Metric
Titan 17389

Your Price: $11.15
List Price: $11.63
4% off
(image for) Genius Tools

(image for) 35PC Flare Nut & L-Shaped Wrench Set

35PC Flare Nut & L-Shaped Wrench Set
Genius Tools MS-035M

Your Price: $226.79
(image for) Mueller - Kueps

(image for) 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
Mueller - Kueps 457 803

Your Price: $105.08
List Price: $129.99
19% off
(image for) VIM Tools

(image for) 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)
VIM Tools RFW150

Your Price: $152.25
List Price: $199.13
24% off
(image for) Stanley Proto Industrial Tools

(image for) 5-Piece 6-Point Flare Nut Double End Metric Wrench Set

5-Piece 6-Point Flare Nut Double End Metric Wrench Set
Stanley Proto Industrial Tools J3700M

Your Price: $141.68
(image for) Milwaukee Electric Tools

(image for) 6 Pc Double End Flare Nut set – Metric

6 Pc Double End Flare Nut set – Metric
Milwaukee Electric Tools ML48-22-9471

Your Price: $71.69
(image for) Genius Tools

(image for) 6 Pc Metric Flare Nut Wrench

6 Pc Metric Flare Nut Wrench
Genius Tools FN-006M

Your Price: $73.29
(image for) VIM Tools

(image for) 6 PC. 3/8'' DR. RATCHETING FLARE NUT WRENCH SET

6 PC. 3/8'' DR. RATCHETING FLARE NUT WRENCH SET
VIM Tools RFW100

Your Price: $129.08
List Price: $168.83
24% off
(image for) GearWrench

(image for) 6 Pc. Flex Flare Nut Non-Ratcheting Wrench Set METRIC

6 Pc. Flex Flare Nut Non-Ratcheting Wrench Set METRIC
GearWrench 81911

Your Price:

(image for) 6pc Double End Flare Nut Wrench Set - Metric

6pc Double End Flare Nut Wrench Set - Metric
48-22-9471

Your Price: $76.99
List Price: $98.7
22% off
(image for) Horizon Tool, Inc

(image for) 6PC. Flare Nut Wrench Set Metric 6PT

6PC. Flare Nut Wrench Set Metric 6PT
Horizon Tool, Inc A1301MR

Your Price: $59.26
(image for) Platinum

(image for) 7PC METRIC FL NUT WRENCH S

7PC METRIC FL NUT WRENCH S
Platinum 99710

Your Price: $48.55
List Price: $53.88
10% off
(image for) J.H. Williams

(image for) Double Head Flare Nut Wrenches, 5 Piece Set, Metric

Double Head Flare Nut Wrenches, 5 Piece Set, Metric
J.H. Williams JHW11692

Your Price: $74.84
(image for) GearWrench

(image for) Flex Flare Nut Wrench Set - Metric 6-Pc

Flex Flare Nut Wrench Set - Metric 6-Pc
GearWrench 81911

Your Price: $165.34
(image for) GearWrench

(image for) GearWrench Metric Flex Flare Nut Wrench Set 6 Pc 89101D

GearWrench Metric Flex Flare Nut Wrench Set 6 Pc 89101D
GearWrench 89101D

Your Price: $212.53
(image for) GearWrench

(image for) Long Pattern Metric Flare Nut Wrench Set - 6-Pc

Long Pattern Metric Flare Nut Wrench Set - 6-Pc
GearWrench 81906

Your Price: $99.35
(image for) K Tool International

(image for) Metric Flare Nut Wrench Set - 3 Piece

Metric Flare Nut Wrench Set - 3 Piece
K Tool International KTI44500

Your Price: $20.20
(image for) Lock Technology LTI by Milton

(image for) METRIC SHOCKIT CROWS FOOT SET

METRIC SHOCKIT CROWS FOOT SET
Lock Technology LTI by Milton LT1930

Your Price: $150.41
(image for) Stanley Proto Industrial Tools

(image for) WR FLARE NUT METRIC 5pc SET

WR FLARE NUT METRIC 5pc SET
Stanley Proto Industrial Tools 3700M

Your Price: $157.07
(image for) Stanley Proto Industrial Tools

(image for) 4pc Flare nut Wr Metric Set

4pc Flare nut Wr Metric Set
Stanley Proto Industrial Tools FN-4MNB

Your Price: $58.74
List Price: $96.59
39% off
(image for) Great Neck Tools

(image for) 6PC Flex Head Flare Nut Metric

6PC Flex Head Flare Nut Metric
Great Neck Tools 22064

Your Price: $92.48
List Price: $102.46
10% off
(image for) EZ Red

(image for) 7 Pc 75 Deg Offset Metric Flarenut Wrench set

7 Pc 75 Deg Offset Metric Flarenut Wrench set
EZ Red FN775M-SET

Your Price: $106.62
(image for) Astro Pneumatic

(image for) Flare Nut Wrench Set - Metric - 3-Pc

Flare Nut Wrench Set - Metric - 3-Pc
Astro Pneumatic 7002

Your Price: $6.63
(image for) Sunex Tools

(image for) Raised Panel Combination Wrench Set

Raised Panel Combination Wrench Set
Sunex Tools 9606M

Your Price: $74.38
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.