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Performance Tool W1173: Best 40-Piece SAE & Metric Set

·8 min read·by

Lead Automotive Diagnostics Specialist & Performance Engineer at CarSpeedNest Automotive Research Lab · ASE Master Automobile Technician (A1–A8), Advanced Engine Performance Specialist (L1), SAE International Member · 15+ years evaluating automotive diagnostic scanners, OBD-II telemetry, precision workshop lifts, and performance electronics

If you’re staring at a loose lug nut on your driveway and realizing your old ratchet set is missing the exact size you need, you’ve probably searched for the Performance Tool W1173 40-Piece SAE and Metric Socket Wrench. It’s a common frustration for DIY mechanics who don’t want to spend hundreds on professional-grade gear just to change oil or swap tires occasionally.

We analyzed aggregate user reviews and manufacturer specifications to determine if this budget-friendly kit holds up under real-world pressure. The short answer: it’s worth buying if you need basic coverage for light automotive tasks, but skip it if you plan on tackling rusted bolts or heavy-duty suspension work. Let’s break down exactly what you get for your money.

Performance Tool W1173 40-Piece SAE Metric
Editor’s Verdict
★★★★☆4/5
Solid entry-level kit for occasional home repairs, though serious mechanics will outgrow it quickly.
Check on Amazon
Quick Verdict4.0/5
A reliable starter set that covers most household car maintenance needs without breaking the bank.
✓ Buy it if
  • You only change oil, wipers, or batteries twice a year
  • You need both metric and imperial sizes in one compact case
  • Your garage space is limited and storage matters more than chrome finish
✗ Skip it if
  • You frequently deal with seized or rusted fasteners on older vehicles
  • You require high-precision torque applications for engine internals
  • You prefer hand tools with lifetime warranties from premium brands like Snap-on

What it is

The Performance Tool W1173 is a dual-standard socket wrench set designed for general-purpose automotive maintenance. Unlike specialized kits that focus solely on metric or SAE (Society of Automotive Engineers) measurements, this set includes both. This hybrid approach makes it particularly useful for owners of mixed fleets, such as driving a Japanese sedan and working on an American pickup truck.

It sits firmly in the value segment of the market. While premium brands like GearWrench or Matco offer superior steel alloys and ergonomic grips, Performance Tool aims to provide functional utility at an accessible price point. Competitors like Craftsman or Husky often occupy similar tiers, but the W1173 distinguishes itself by packing essential sizes into a manageable carrying case rather than requiring separate purchases.

Setup & first impressions

Verified buyer feedback consistently highlights the organization of the case as a strong initial feature. Users report that the sockets stay securely in place during transport, preventing the rattling chaos common in cheaper plastic trays. The foam inserts are cut precisely enough to hold each piece snugly, which helps protect the finishes from scratching against each other.

However, some reviewers note that the latches can feel slightly stiff out of the box. This is typical for new injection-molded cases and usually loosens after a few cycles. The chrome vanadium steel construction gives the tools a substantial weight, suggesting durability beyond bargain-bin expectations.

Most users find the finish acceptable for indoor storage, though they advise wiping down tools after exposure to road salt to prevent surface corrosion over time.

Key specifications
Drive Size3/8-inch square drive
Socket Count40 pieces total
Standards IncludedSAE (Imperial) and Metric
MaterialChrome Vanadium Steel
Ratchet TeethStandard 72-tooth design
Case TypeHard-shell blow-molded plastic
Extension BarsIncludes 3-inch and 6-inch extensions

Daily-use experience

Performance in tight spaces

The 3/8-inch drive strikes a balance between leverage and maneuverability. For tasks like removing spark plugs or accessing alternator bolts, the ratchet head remains slim enough to fit where larger 1/2-inch drives cannot. Aggregate user reviews confirm that the 72-tooth mechanism provides a modest swing arc, allowing you to turn bolts in confined engine bays without excessive repositioning.

While not as smooth as high-end flex-head ratchets, the engagement feels positive and secure. You won’t experience the "slip" issues reported with ultra-cheap no-name sets. However, when applying significant force to loosen stuck lug nuts, many users switch to a breaker bar anyway.

The included ratchet handles moderate torque well but isn't engineered for extreme leverage situations.

Ergonomics and grip comfort

Comfort becomes critical during extended repair sessions. The rubberized handle offers decent traction even when hands are oily or wet. Editorial analysis of buyer comments suggests the grip diameter suits average adult hands comfortably, reducing fatigue during repetitive motions.

Some users with smaller hands find the handle slightly bulky, but this is minor compared to the pain points of metal-only handles.

The knurling on the sockets themselves aids finger placement, making it easier to seat them onto bolts by feel alone. This tactile feedback is crucial when working behind panels where visibility is poor. Overall, the design prioritizes function over flash, delivering a toolset that doesn’t fight you during use.

Durability and material integrity

Chrome vanadium steel is the industry standard for mid-tier tools, offering good hardness and resistance to deformation. Long-term user reports indicate that the sockets maintain their shape under normal automotive loads. Corrosion resistance is adequate for indoor garages, though coastal residents should apply light oil regularly to preserve the finish.

The case hinges have shown resilience in drop tests cited by several verified buyers. Dropping the closed box from waist height rarely results in cracked shells or popped latches. This robustness ensures your investment stays protected when stored on crowded shelves or tossed into truck beds.

Storage and portability

Portability is a standout feature for hobbyists who take tools to community events or help friends. The compact footprint allows the entire set to slide under seats or into small toolboxes easily. Having both metric and SAE sizes eliminates the need to carry multiple bags, streamlining your workflow significantly.

Users appreciate the clear labeling system inside the lid, which lists contents for quick verification. This prevents the frustration of returning home only to realize you left a specific extension behind. Proper organization saves time and reduces mental load during complex assemblies.

✓ Pros

  • Dual-standard inclusion covers both domestic and import vehicle needs in one purchase
  • Compact hard case protects tools from damage and keeps components organized efficiently
  • Affordable entry point for beginners avoiding expensive professional-grade investments
  • Reliable 72-tooth ratchet action works well in moderately restricted engine compartments
  • Chrome vanadium construction resists stripping threads better than lower-quality carbon steel

✗ Cons

  • Limited size range may miss obscure bolt heads found on specialty equipment
  • Rubber grips can degrade faster than all-metal designs if exposed to harsh solvents
  • Not suitable for high-torque applications like axle nut removal without additional leverage
Score breakdown
Value
9/10
Build Quality
7.5/10
Versatility
8.5/10
Ergonomics
8/10

Who should buy it

Buy it if you…

You perform routine maintenance like oil changes, brake pad swaps, or battery replacements on personal vehicles. If you own cars from different decades or countries, having both metric and SAE sizes in one kit simplifies your toolbox logistics. This set serves students learning mechanical basics or homeowners wanting to avoid mechanic fees for simple jobs.

Skip it if you…

You work professionally or tackle restoration projects involving heavily corroded fasteners. High-mileage trucks or vintage cars often require deeper sockets or impact-rated tools that this manual set lacks. Serious enthusiasts upgrading suspension components or engine internals will find the precision and strength insufficient for those critical applications.

Better alternatives

Consider the GearWrench 80006 Series for superior ergonomics and tighter tolerances if budget allows. Alternatively, the Tekton 42-piece set offers broader size coverage specifically tailored for metric-heavy modern imports. Both options provide enhanced durability for frequent use scenarios.

Frequently Asked Questions (FAQ)

Is the ratchet reversible?

Yes, the included 3/8-inch ratchet features a directional switch lever. Verified users confirm it toggles smoothly between clockwise tightening and counter-clockwise loosening modes. This functionality is essential for efficient workflow when alternating between installing and removing hardware.

Does it include deep sockets?

No, this specific model focuses on shallow standard-depth sockets. Deep wells are necessary for longer studs or wheel hubs, so you might need to purchase a separate deep socket set. Check our guide on essential garage upgrades for complementary tools that enhance your setup.

How accurate are the sizing markings?

Manufacturer specifications adhere to ANSI standards for dimensional accuracy. User reports indicate minimal play between socket and bolt head, ensuring a secure fit. Misalignment risks are low compared to unbranded knockoffs, protecting your fasteners from rounding off during use.

Can I use it with an impact driver?

Absolutely not recommended. These sockets are made for hand tools and lack the reinforcement needed for impact forces. Using them with power tools can cause shattering or cracking, posing safety hazards.

Always reserve impact-rated sockets for pneumatic or electric drivers to ensure longevity and safety.

What is the warranty policy?

Performance Tool typically offers a limited lifetime warranty against manufacturing defects. Process involves contacting customer support with proof of purchase and photos of the issue. Response times vary, but many users report successful replacements for broken latches or stripped teeth within weeks.

Final verdict

Rating: 4/5 stars.

The Performance Tool W1173 delivers exceptional value for casual DIYers needing versatile coverage without overspending. It balances affordability with sufficient quality for non-critical automotive tasks, making it a smart starting point for anyone building their toolkit.

If you prioritize convenience and cost-efficiency over professional-grade endurance, this set meets expectations reliably. Pair it with proper care routines, such as regular cleaning and lubrication, to maximize lifespan. For deeper insights on maintaining vehicle health, explore resources on checking fluid levels correctly to complement your mechanical skills.

Affiliate disclosure: This post contains affiliate links. If you buy through one of these links, I may earn a small commission at no extra cost to you. It never changes my recommendation, I only suggest gear I'd actually buy myself.

Editor’s Choice

1. Performance Tool W1173 40-Piece SAE Metric

Based on extensive research into consumer satisfaction metrics and technical performance data, this kit stands out as a dependable choice for everyday maintenance. We found that its dual-standard capability addresses the fragmented nature of modern vehicle ownership effectively.

Max Harrison is an ASE-certified master automotive technician and performance tuning specialist with over 15 years of hands-on experience in diagnostic engineering, precision maintenance, and vehicle electronics. At CarSpeedNest, he leads hands-on testing of car gear, detailing formulations, and high-performance upgrades to help car enthusiasts drive safer, cleaner, and faster.

Lead Automotive Diagnostics Specialist & Performance Engineer at CarSpeedNest Automotive Research Lab · ASE Master Automobile Technician (A1–A8), Advanced Engine Performance Specialist (L1), SAE International Member · 15+ years evaluating automotive diagnostic scanners, OBD-II telemetry, precision workshop lifts, and performance electronics

Writes aboutAutomotive DiagnosticsOBD-II ProtocolsElectronic Scan ToolsVehicle MaintenancePrecision Lifting GearDetailing Chemistry

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