Measure with Precision, Lead with Edge
Welcome to our blog!
Today, we're diving deep into a revolutionary professional tool – the Portable Sharpness Tester. Whether you're a professional chef, an outdoor enthusiast, a craftsman, or a collector who demands peak performance from your blades, this device is designed to be your reliable partner in measuring and maintaining the perfect edge.
Part 1: The Core Innovation: Professional Testing, Simplified
Traditional sharpness testing often relies on large, expensive automated machines or subjective "feel." OurPortable Sharpness Tester was born to solve this very problem.
By optimizing the structure of traditional large-scale equipment, we've replaced complex automated mechanisms with a manual press-and-test design. This ingenious change delivers three core advantages:
- Ultimate Portability: Significantly reduced size allows it to fit easily into a toolbox or backpack for on-the-go testing.
- Cost-Effective: Drastically lowers both production and usage costs, making professional-grade testing accessible.
- Efficient & Economical: Simple operation ensures high testing efficiency with no additional consumables required.
It's more than a tester; it's a bridge that brings laboratory-grade accuracy to your workbench.

Part 2: Technical Specifications: Where Precision is Paramount
| Specification | Details |
| Test Range | | 1.0 - 3.0 kg |
| Test Accuracy | ±1% |
| Cutting Test Line | Dedicated Standard Test Line |
| Test Units | g,n,lb |
With a maximum detection force of 3.0kg and a high-precision sensor, the tester guarantees stable and reliable results for every measurement. It transforms blade maintenance from "guesswork" to "data-driven" decision-making.
Part 3: User Guide: Professional Testing in Four Simple Steps
Using this tester is as intuitive as using a ruler:
- Setup: Place the cutting wire fixture on the center of the host test platform. Adjust the magnetic tool holder to a suitable position.
- Load the Wire: Secure one end of the standard test wire in the fixture's wire groove. Wrap the other end around the wire cap and tighten it to ensure the wire is taut.
- Test: Press the ON/OFF button lightly to power on. Align the blade edge with the center of the test wire and press down evenly at a speed slower than 10mm/s (recommended cutting time: over 3 seconds).
- Read: The peak force value displayed on the screen at the moment the test wire is cut (units can be switched anytime) represents the blade's sharpness. A lower value indicates a sharper blade.

Part 4: Complete Care: From Usage to Maintenance
We understand that a reliable tool requires correct use and proper care.
🔋 Safety & Maintenance
- Use Dedicated Charger: Always charge using the included dedicated charger (Type-C interface, 220V adapter). Charge once every three months (for 2-4 hours) to protect the battery and circuitry.
- Operating Environment: Use and store in a dry, room-temperature environment. Avoid moisture, high temperatures, and corrosive substances.
- Professional Service: Do not disassemble the unit. The product comes with a one-year warranty (covering non-human-induced faults).
🛠 Troubleshooting Tips
- Screen Won't Turn On? Check the battery level and charge if necessary.
- Inaccurate Readings? Clean the device surface and ensure the test wire is installed tightly.
- Unresponsive Buttons? Check for obstructions or contact our professional after-sales team.

Part 5: Ready to Use: Your Complete Kit
You will receive not just a host unit, but a complete solution:
- Test Host Unit (including sensor test platform, display screen, operation buttons)
- Cutting Wire Fixture & Standard Test Wires
- Flexible Magnetic Tool Holder
- Dedicated Type-C Charger
Conclusion: Keep Every Blade at Its Best
A sharp blade is a guarantee of efficiency, a foundation of safety, and a mark of professionalism. Whether it's a chef's knife in the kitchen, a carving knife on the workbench, or a survival knife for the outdoors, maintaining its performance requires scientific evaluation.
Our Portable Sharpness Tester is built for this very purpose. It combines precise data, user-friendly operation, and an accessible price, aiming to become the standard equipment for every blade user and enthusiast.
Move beyond vague intuition. Embrace precise, data-driven management. Start treating your essential tools scientifically today.
Learn more or acquire your professional testing tool now:
Official Website: https://www.newjieli.com](https://www.newjieli.com)
Email: bm@newjieli.com
Making professionalism simple.










