1. Product Overview
The Fdit 3-in-1 Round Corner Paper Punch is a versatile and portable tool designed for creating rounded corners on various paper-based materials. It features three different corner radii (R4, R7, R10 mm) to suit diverse crafting and office needs. Its lever-type handle ensures effortless operation.

Image: The Fdit 3-in-1 Round Corner Paper Punch showing its compact dimensions: approximately 7cm (2.8in) in length, 6cm (2.4in) in width, and 3.4cm (1.3in) in height. The device is light blue and white.
Key Features:
- 3-in-1 Functionality: Offers R4, R7, and R10 mm corner radii for various rounding options.
- Effortless Operation: Designed with a lever-type handle for easy and light cutting.
- Compact and Portable: Small size allows for easy transport and storage.
- Versatile Application: Suitable for business cards, shrink film, greeting cards, plastic photos, photo accounts, and handmade crafts.
- Efficient Cutting: Can cut up to 0.4 mm thickness, equivalent to 3 sheets of 80G A4 paper per punch.
2. Setup
The Fdit 3-in-1 Round Corner Paper Punch requires minimal setup. It is ready for use directly out of the packaging.
Unpacking:
- Carefully remove the paper punch from its packaging.
- Inspect the device for any visible damage. If any damage is found, do not use the product and contact customer support.
- Ensure all packaging materials are properly disposed of.
Preparation:
- Place the punch on a stable, flat surface.
- Ensure the area is clear of obstructions to allow for comfortable operation.
3. Operating Instructions
Follow these steps to effectively use your Fdit 3-in-1 Round Corner Paper Punch:

Image: A visual guide demonstrating the three steps for using the corner punch. It shows inserting paper, aligning the corner, and pressing the lever.
- Select Corner Radius: The punch offers R4, R7, and R10 mm corner radii. Identify the desired radius marked on the punch.
- Prepare Material: Ensure the paper or material you intend to punch is flat and free from creases.
- Insert Material: Align the corner of your paper with the chosen corner slot on the punch. Gently push the paper until it is firmly seated against the guides.
- Align Corner: Ensure the corner of the paper is properly positioned within the vertex nipple of the cutting mechanism. This ensures a clean and accurate cut.
- Punch: With one hand holding the paper in place, use your other hand to firmly press down on the lever-type handle. Apply even pressure until the cut is complete.
- Release and Remove: Release the handle and carefully remove the punched material.
Cutting Capacity:
The punch is designed to cut materials up to 0.4 mm thick. This is approximately equivalent to 3 sheets of standard 80G A4 paper. Do not exceed this capacity to prevent damage to the punch or poor cutting results.

Image: The corner punch in action, illustrating its ability to cut up to 0.4mm thickness, which translates to 3 sheets of 80G A4 paper simultaneously. Four pieces of paper with perfectly rounded corners are shown around the punch.
Applicable Materials:
This punch is suitable for a variety of materials, including:
- Paper (standard, photo paper, cardstock)
- Business Cards
- Greeting Cards
- Plastic Photos
- Shrink Film
- Mobile Phone Film
- Handmade Crafts

Image: A visual representation of the diverse materials that can be processed by the corner punch, including plastic photos, various films, cards, and different types of paper.
4. Maintenance
Proper maintenance ensures the longevity and optimal performance of your paper punch.
Cleaning:
- Regularly empty the waste paper tray (if applicable, though this model doesn't explicitly show one, it's good practice for punches).
- Use a soft, dry cloth to wipe the exterior of the punch.
- Do not use abrasive cleaners or solvents, as these can damage the plastic components.
Storage:
- Store the punch in a dry place, away from direct sunlight and extreme temperatures.
- Keep it out of reach of children.
Blade Care:
The cutting blades are designed for durability. Avoid punching materials thicker than recommended or non-paper items (e.g., metal, thick plastic) to prevent dulling or damage to the blades.

Image: A detailed view of the punch's internal mechanism, emphasizing its ability to produce soft, burr-free, and scratch-free rounded corners, indicating quality blade design.
5. Troubleshooting
If you encounter issues with your paper punch, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Uneven or incomplete cut |
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| Punch mechanism is stuck |
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| Rough edges on cut |
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6. Specifications
| Brand | Fdit |
| Model | 3-in-1 Round Corner Paper Punch (Fditwag52m3od6222) |
| Material | Acrylonitrile Butadiene Styrene (ABS), Iron |
| Operation Mode | Manual |
| Corner Radii | R4 mm, R7 mm, R10 mm |
| Cutting Thickness | 0.4 mm (Max. 3 sheets of 80G A4 paper) |
| Item Weight | 111 Grams |
| Dimensions (Approx.) | 7cm x 6cm x 3.4cm (2.8in x 2.4in x 1.3in) |
| Country of Origin | China |
7. Warranty and Support
For warranty information or technical support, please refer to the seller's policies on the platform where the product was purchased or contact Fdit customer service directly through their official channels.
Please retain your proof of purchase for any warranty claims.