Flare nuts are specialized fasteners that are commonly found in car fluid lines, the pipes and hoses that circulate brake fluid, oil, coolant, and the like. They compress the flared ends of the tube and the fitting together to create a leak-proof seal. A flare nut wrench set is the only way to loosen and tighten flare nuts without risking damaging them, and Amazon has a great set for any budding mechanic on sale with a major discount.
The Disen Flare Nut Wrench Set is a 12-piece set that’s on sale for $29, 37% less than its list price of $46. It comes with five standard and seven metric wrenches, each with a different wrench size on each side. They can handle metric fasteners from 6 to 21 mm and standard fasteners from 1/4 to 7/8 inches.
These tools are made with heat-treated chrome vanadium steel, a strong, rust-resistant metal commonly used in premium hand tools. Each wrench’s size is stamped on both sides of the handle, and each head offers good grip on five sides of a fastener. More points of contact means less slippage and less force on any one point than a traditional wrench can offer; it’s this design that won’t damage a flare nut. The 15-degree offset design of these wrenches provides “knuckle room,” space to grip the wrench in the tight confines of an engine or air conditioner. They come with a labeled pouch that makes it easy to keep these tools organized on the go (by rolling the pouch up for safe transport) and in the workshop (by hanging it on a pegboard or wall for easy access.)
“This set has all the sizes, in one spot. Just pick up the roll and go,” wrote one enthusiastic shopper. “They seem to be good quality, as they can round off the flare nuts as well as any Snap-On, Matco, or Craftsman.”
“The wrenches are good quality, nice and heavyweight,” wrote another customer. “They seem like they are going to be very durable” and “the roll-up case makes them easy to store and carry.”
The hard way to learn you need a Disen Flare Nut Wrench Set is to wreck a flare nut with a traditional wrench. The easy way is to grab one for less than $30 right now, sparing yourself the extra work (and cleanup) of using the wrong tool for the job.
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About the author
Cameron LeBlanc
Commerce Writer, Autoblog