Description
Product Overview
The Suprwin Pin Gage Set Minus is engineered for high-precision measurement of small diameters and hole sizes, particularly in PCB applications. This set includes gauges ranging from 0.011″ to 0.060″ with a minus tolerance design, ensuring accurate fits and reliable performance. Constructed from high-quality materials with a hardness of HRC 60-62, the gauges offer exceptional durability and resistance to wear. The package dimensions are 9.37 x 6.93 x 2.83 inches, weighing 14.07 ounces, and it comes with a sturdy storage case to keep the gauges organized and protected. First available in March 2024, this set has garnered positive customer reviews for its precision and ease of use.

Usage
This pin gage set is ideal for industrial and scientific environments where precise measurement of small holes and diameters is critical. It is commonly used by engineers, technicians, and quality control professionals in PCB manufacturing, machining, and assembly lines. The gauges are easy to insert into calipers or directly into holes for quick checks, making them suitable for routine inspections, prototyping, and maintenance tasks. Whether in workshops, laboratories, or production facilities, this tool helps ensure components meet strict tolerances and specifications.
Why Choose Us
Suprwin stands out by delivering tools that combine precision, durability, and user convenience. The pin gage set features high hardness materials that resist deformation and extend tool life, even under frequent use. Each gauge is meticulously calibrated to minus tolerance standards, providing consistent accuracy that professionals rely on. The included storage case not only protects the gauges but also enhances portability and organization, reducing the risk of loss or damage. Backed by positive customer feedback and a focus on quality manufacturing, Suprwin ensures that every product meets the demands of rigorous industrial applications.
Key Features
- Precision measurement for small diameters and hole sizes in PCBs with minus tolerance design
- Compact storage case for easy organization and protection of gauges
- Wide size range from 0.011″ to 0.060″ to suit various applications
- High hardness of HRC 60-62 for durability and long-lasting performance
- Easy to use with quick insertion into calipers for efficient checks
FAQ
What is the tolerance of these pin gauges?
The pin gauges have a minus tolerance, meaning they are slightly smaller than the nominal size to ensure accurate measurement of hole diameters without forcing fits.
Can this set be used for materials other than PCBs?
Yes, while optimized for PCBs, the gauges are suitable for measuring small holes in various materials such as metals, plastics, and composites in industrial settings.
How do I store the pin gauges to maintain their accuracy?
Use the provided storage case to keep the gauges organized and protected from dust, moisture, and physical damage, which helps preserve their precision over time.
What is the hardness rating, and why is it important?
The gauges have a hardness of HRC 60-62, which ensures they resist wear and deformation during repeated use, maintaining accuracy and extending the tool’s lifespan.
Is this set suitable for beginners?
Yes, the gauges are designed for ease of use, making them accessible for beginners, while their high precision meets the needs of experienced professionals in quality control.




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