The Milwaukee 48-22-9470 5pc Double End Flare Nut Wrench Set - SAE is a 5-piece SAE flare nut wrench set built for working on line fittings without chewing them up. This is a flare nut wrench set designed for turning brake line, fuel line, hydraulic, and other tube-style fittings where a standard open-end wrench can slip or round the flats. Model Number: 48-22-9470. If you work on vehicles, small equipment, or mechanical systems with tubing connections, this set covers the sizes you actually reach for.

What makes a flare nut wrench worth buying is simple: grip and access. Milwaukee gives this set slim profile open ends for tighter clearance, plus 6-point contact for a more secure fit on fittings. That combination matters when the line nut is tucked beside a bracket, buried in an engine bay, or already a little corroded. You get more contact than a basic open-end wrench, which helps reduce slipping and helps you keep the fitting usable.

Milwaukee also did the small stuff right. The size labels are ink-filled, so you can identify each wrench quickly instead of hunting for a faint stamped marking on polished chrome. On busy service work, that saves time. The I-beam handle design gives you a comfortable grip when you need extra hand pressure, especially on stubborn fittings that have not moved in years.

The wrenches are made from chrome vanadium steel and finished with chrome plating for rust protection. That is the right material choice for a hand tool set that may live in a service cart, garage, or truck box and see exposure to moisture, oil, and general grime. Chrome plating also helps with cleanup after greasy work and keeps the set looking decent after regular use.

This set is organized around practical storage, not just the tools themselves. Milwaukee includes a hard storage tray so the five double-end wrenches stay sorted and visible. That is useful in a mechanic's drawer or portable setup because flare nut wrenches are not something you want mixed into a pile of standard combination wrenches when you need one in a hurry.

Included sizes are well chosen for common SAE line work: 1/4 inch x 5/16 inch, 3/8 inch x 7/16 inch, 1/2 inch x 9/16 inch, 5/8 inch x 11/16 inch, and 3/4 inch x 7/8 inch. That gives you coverage across a range of tubing and fitting service tasks without buying individual pieces one at a time. For anyone doing brake service, fuel system repair, hydraulic maintenance, or general mechanical work on SAE hardware, this is the kind of set that earns a permanent spot in the drawer.

Bottom line: this is for the user who knows why a flare nut wrench matters. If you work around tubing fittings often enough to be tired of rounded nuts and skinned knuckles, the Milwaukee 48-22-9470 5pc Double End Flare Nut Wrench Set - SAE is a straightforward upgrade from making do with standard open-end wrenches.

Milwaukee 48-22-9470 5pc Double End Flare Nut Wrench Set - SAE Is the Right Set for Line Fittings

This is the kind of set you buy once because you are done gambling on regular open-end wrenches around brake and fuel fittings.

• Who it's for: Mechanics, serious DIYers, and anyone servicing SAE line fittings on vehicles or equipment.
• Why it stands out: The slim heads, visible size markings, and 6-point contact solve the two big flare nut wrench problems: getting in there and keeping the fitting intact.
• Worth knowing: This is an SAE-only 5-piece set, so if your work leans metric you will want the matching metric coverage too.

• Is this a metric or SAE set? This is an SAE flare nut wrench set.
• What is the wrench material? The wrenches are made from chrome vanadium steel.
• Does it include storage? Yes. Milwaukee includes a storage tray and lists a hard shell carrier style storage solution.
• How many pieces are in the set? The set includes five double-end flare nut wrenches.