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Performance Tool W129C Thickness Gauge with 15 Blades and Spark Plug Gap Tool

Manufacturer

Performance Tool

<h3>About Performance Tool</h3><p><strong>Performance Tool</strong>, a flagship brand of Wilmar, LLC, has been equipping professional technicians and dedicated DIYers since 1971. Founded and headquartered in Kent, Washington, the brand has grown into one of North America's most recognized names in automotive tools, shop equipment, and accessories — with a catalog spanning well over 3,500 individual products designed for hands-on use.</p><p>What sets Performance Tool apart is its commitment to building tools that work in the real world. Whether you're a seasoned shop mechanic or a weekend warrior tackling your first oil change, the brand's product lines are engineered with the user in mind — prioritizing ergonomics, durability, and practical functionality. Every product carries Wilmar's <strong>Guarantee of Satisfaction</strong>, backing customers with the confidence that comes from over five decades of manufacturing experience.</p><p>Performance Tool's automotive lineup covers everything from engine service and fuel system tools to drivetrain and transmission service equipment. Their <a href="/521-performance-tool-drain-pan-14675">drain pans</a> are among the brand's most popular offerings — available in a range of capacities and configurations, from compact 7-quart round pans ideal for quick oil changes to wide-format 7.5-gallon pans designed for larger vehicles and transmission fluid service. Features like molded-in pour spouts, chemical-resistant polypropylene construction, and anti-splash lips reflect the thoughtful engineering behind even their most everyday shop tools.</p><p>The brand also takes garage organization and comfort seriously. Performance Tool's shop barstools are a staple in professional garages across North America — offering padded, easy-clean vinyl swivel seats on sturdy steel frames, giving technicians a comfortable perch at the workbench or alongside a vehicle. For floor protection, the brand's <a href="/521-performance-tool-garage-floor-protection-mat-18194">garage floor protection mats</a> and <a href="/20379-utility-mat-performance-tool-521">utility mats</a> provide durable anti-fatigue and surface-protection solutions, from interlocking foam tile systems to heavy-duty rubber grip rolls that stand up to oil, grease, and heavy foot traffic.</p><p>Performance Tool products are sold through thousands of retailers including major auto parts chains, tool suppliers, and online marketplaces — a testament to the trust the brand has built with professionals and hobbyists alike. Whether you're outfitting a new shop, upgrading your garage floor, or just looking for a reliable drain pan that won't let you down mid-service, Performance Tool delivers proven quality at an accessible price point.</p>

Part Number

W129C
09/12/2036 9:36 AM
Sale Price

$5.11

In Stock (9)

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Usually delivered within 2 days

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Product Details

The Performance Tool W129C is a versatile combination thickness gauge and spark plug gap tool featuring 15 precision blades in both SAE and metric sizes. This essential measuring tool includes 9 straight thickness blades measuring 2 inches long and 6 flat spark plug blades measuring 1 inch long, providing comprehensive coverage for a wide range of automotive and mechanical applications.

Key Features:

  • 15 precision blades in dual SAE and metric measurements
  • 9 straight thickness blades (2" long) for feeler gauge applications
  • 6 flat spark plug gap blades (1" long) for gap measurement and adjustment
  • Built-in 2" steel rule for quick measurements
  • Integrated electrode adjuster for spark plug gapping
  • Durable construction for long-lasting accuracy

Straight Blade SAE Sizes: .002", .003", .004", .006", .008", .010", .015", .017", .018", .019", .020", and .025"

Straight Blade Metric Sizes: .05mm, .08mm, .10mm, .15mm, .20mm, .25mm, .38mm, .432mm, .457mm, .483mm, .50mm, and .63mm

Flat Blade SAE Sizes: .020", .025", .028", .030", .035", and .040"

Flat Blade Metric Sizes: .50mm, .64mm, .70mm, .75mm, .88mm, and 1.02mm

This multi-purpose gauge is ideal for measuring valve clearances, spark plug gaps, bearing clearances, piston ring gaps, and countless other precision measurement tasks in automotive repair, maintenance, and general mechanical work.

Excellent

glad to find this part availablr

Fantastic place to buy from. They had the best price for K&N oil filters for my motorbikes which was good enough. Then I ordered on a Saturday via normal shipping...got it Tuesday morning! Definitely going to order more in the future.

great site

cheap part hope its right

Ordered wrong item. Trying to return.

Great prices.

They did not have the part I ordered, but they quickly provided me with a nearly equivilent part! The shipping was fast and it was packed perfectly. I like them peoples!!!

Fast and easy.

Easy shopping experience

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