Description
Product Overview
The HARFINGTON Feeler Gauge set is engineered from high‑grade manganese steel, delivering exceptional strength, wear resistance, and flexibility needed for demanding industrial applications. Each of the ten single‑blade leaves measures 150mm in length and 12.7mm in width, providing a robust tool that can easily access tight spaces while maintaining precise alignment. The measurement range spans up to 1mm thickness, covering the most common clearance requirements in automotive, aerospace, and machinery maintenance. Laser‑etched markings on every leaf ensure that size identification is instant, permanent, and resistant to fading even after extensive use. This combination of durable material, generous blade length, and clear labeling makes the gauge set a reliable companion for professionals who require consistent, repeatable results.
![[Product front view showing all components]](https://www.focalshop.store/wp-content/uploads/2026/08/78e552f30593462cb6d35c24b754e060.jpg)
Usage
Designed with versatility in mind, this feeler gauge set excels in a variety of environments. Automotive technicians can employ the blades to check spark plug gaps, valve clearances, and piston ring wear, ensuring engines run smoothly and efficiently. Mechanical engineers benefit from the precise 1mm measurement capability when verifying bearing clearances, gear tooth spacing, and shaft tolerances during prototype development or routine maintenance. The long 150mm blades allow users to reach deep recesses in equipment housings, turbine casings, and hydraulic assemblies without compromising accuracy. Additionally, the set is suitable for educational settings, where engineering students practice hands‑on measurement techniques, and for hobbyists who need a dependable tool for custom bike builds, CNC machining, and other precision projects.
Why Choose Us
Choosing the HARFINGTON feeler gauge means selecting a product backed by rigorous quality control and a commitment to customer satisfaction. Each gauge undergoes a heat‑treatment process that enhances the manganese steel’s hardness while preserving the necessary flexibility to prevent blade breakage under load. The laser‑etched size markings are applied using industrial‑grade equipment, guaranteeing legibility that endures through oil, coolant, and temperature fluctuations typical in workshop environments. HARFINGTON provides responsive after‑sales support, offering technical assistance, replacement parts, and a straightforward warranty process to address any concerns promptly. Our reputation for delivering reliable measurement tools is reflected in a 4.9‑star rating from satisfied users who appreciate the gauge’s accuracy, durability, and ease of use.
Key Features
- High‑strength manganese steel construction ensures long‑lasting durability and resistance to wear.
- Laser‑etched size markings provide instant, fade‑proof identification for fast, accurate measurements.
- 10 single‑blade leaves cover a 1mm measurement range, suitable for a wide variety of clearance checks.
- 150mm blade length reaches deep and narrow gaps, reducing the need for multiple tools.
- Responsive customer support and warranty coverage give peace of mind for professional and hobbyist users alike.
FAQ
What is the maximum thickness this gauge can measure?
The set is calibrated to measure clearances up to 1mm, which covers most common applications such as spark plug gaps, bearing clearances, and piston ring measurements.
Are the size markings permanent?
Yes, each leaf is laser‑etched, creating a permanent, non‑fading mark that remains legible even after exposure to oil, coolant, and high temperatures.
Can I use this gauge for both metric and imperial measurements?
The gauge is designed for metric measurements. For imperial conversions, you can reference a conversion chart or use a digital caliper alongside the gauge.
What warranty does HARFINGTON offer?
HARFINGTON provides a one‑year limited warranty covering manufacturing defects, along with dedicated technical support to assist with any usage questions.
How should I maintain the feeler gauge for optimal performance?
Keep the blades clean and free of debris after each use, store them in a dry environment, and avoid excessive force that could bend or damage the leaves.
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