Mountain 5-Piece Metric Spline Reversible Ratcheting Wrench Set - Long

In this review of the Mountain 5-Piece Metric Double Box Universal Spline Reversible Ratcheting Wrench Set, the bottom line is clear: this kit is for mechanics and DIYers who need reach and flexibility in tight spaces. The standout reason to buy is the combination of extra long, flexible shafts with a patented 90 tooth design that lets you work at shallow swing angles and around obstacles. The set is practical for garages and professional benches where access to recessed or awkward fasteners matters most.

Key Features

• Extra long and flexible: The long shafts and flexible heads allow access to fasteners that standard wrenches cannot reach, reducing the need to disassemble nearby components.
• 90 tooth design: The patented 90 tooth mechanism gives fine ratcheting action so you can turn fasteners with minimal handle movement in confined spaces.
• 180 degree rotating heads: Each end rotates through 180 degrees to bypass obstacles and maintain a comfortable working angle on either side of a fastener.
• Spline Plus profile: The internal gear mechanism and spherical spline profile are engineered to improve engagement and reduce cam-out on damaged or rounded fasteners.
• Raised collar box end: The raised collar provides better surface contact and helps reach recessed fasteners without slipping.

Who It's For

The set is aimed at professional technicians, automotive enthusiasts, and serious home mechanics who regularly work in tight engine bays or machinery where extra reach and fine ratcheting make jobs faster and safer. The extra length and flexible heads are especially useful for brake jobs, suspension work, and assemblies with clearance issues.

Those who primarily perform light household tasks or who prefer compact, low-profile wrenches for occasional use might find this long, specialized set more than they need and should consider standard ratcheting wrenches instead. If tool weight and pocketability are priorities, look for smaller sets.

Pros & Cons

Pros

• Exceptional reach and access thanks to long, flexible shafts that clear nearby components.
• Smooth, precise operation from the patented 90 tooth ratcheting geometry for tight swing arcs.
• Dual 180 degree rotating ends provide flexible approach angles on both sides of the wrench.
• Raised collar and spline profile improve engagement on recessed or worn fasteners.

Cons

• Longer, flexible design adds bulk and weight compared with compact wrench sets.
• Specialized spline profile may be unnecessary for users who only do occasional light repairs.

Specifications

Brand	Mountain
Set	5-piece metric double box
Sizes	8 mm - 18 mm
Ratcheting design	90 tooth, reversible
Head rotation	180 degrees on both ends
Profile	Spline Plus spherical internal gear
Special feature	Raised collar box end for recessed fasteners

Our Verdict

The Mountain 5-Piece Metric Spline Reversible Ratcheting Wrench Set is a smart buy for professionals and experienced DIYers who need extra reach and precise ratcheting in tight spaces. Its patented 90 tooth mechanism and flexible 180 degree heads deliver real usability advantages, making it good value for tasks where clearance and access are limiting factors.

Frequently Asked Questions

Are the wrenches reversible?
Yes, the set features reversible ratcheting action on each end for forward and reverse turning without flipping the tool.

What sizes are included?
The set covers metric sizes from 8 mm through 18 mm across five double box wrenches.

Can they reach recessed fasteners?
Yes, the long flexible shafts and raised collar box end are designed to improve contact and reach recessed or obstructed fasteners.