What is the use of Gundam Pen Knife?
Among the hot topics on the Internet in the past 10 days, attention to Gundam model making tools has increased significantly. In particular, the practicality and versatility of the Gundam Pen Knife (also known as the Model Grading Knife) has become the focus of discussion among model toy enthusiasts. This article will combine recent hot topics to analyze the use of Gundam Pen Knife in detail, and demonstrate its core functions through structured data.
1. The core purpose of the Gundam Pen Knife

Gundam Pen Knife is a precision tool in model making, mainly used for engraving lines, trimming nozzles, cutting rubber sheets, etc. The following are its three core functions:
| Function | Description | Applicable scenarios |
|---|---|---|
| Engraved line | Cut fine grooves on the surface of the model to enhance the sense of detail | Gundam armor gaps and mechanical structure characterization |
| Trim the nozzle | Precisely remove residual bulges after injection molding of parts | Panel processing stage |
| Cutting rubber sheet | Plastic sheets for cutting and remodeling | Model customization |
2. Recent hot related topics
According to the analysis of social platform data in the past 10 days, the following topics are closely related to the use of Gundam Pen Knife:
| topic | heat index | focus of discussion |
|---|---|---|
| MGEX Strike Free Engraving Tutorial | 87,000 | Pen Knife Depth Control Techniques |
| Pen sharpener vs outline pen | 52,000 | Tool efficiency comparison |
| Model Safety Operation Guide | 39,000 | Cut prevention tips |
3. Purchasing Guide (based on hot sales data on e-commerce platforms)
Performance comparison of mainstream pen knife products in the current market:
| Brand | Blade material | Selling price range | Hot selling models |
|---|---|---|---|
| TAMIYA | high carbon steel | 120-150 yuan | 74050 |
| OLFA | SK-5 steel | 80-110 yuan | AK-3 |
| BANDAI | ceramic coating | 200-300 yuan | PG special model |
4. Sharing of usage tips and hot spots
Based on the analysis of the recent #modelmakingchallenge entries, high-quality pen knife works exhibit the following characteristics:
1.45 degree angle marking method: Obtaining a more natural armor wear effect by tilting the blade, widely used in RG Manatee modification works
2.Multi-layer shallow engraving technology: Add deep lines in 3-4 times to avoid plastic cracking, included in the "2024 Model Yearbook"
3.Magnetic positioning aid: Used with the magnetic template to achieve symmetrical markings, the efficiency is increased by 40% (data source: HobbyJapan test)
5. Safety precautions
According to recent injury report statistics from the model forum:
| Accident type | Proportion | Precautions |
|---|---|---|
| Blade break sputtering | 43% | Replace blades regularly (50 hours/blade recommended) |
| cut finger | 37% | Use non-slip finger cots |
| Debris in eyes | 20% | Wear goggles |
Conclusion
The Gundam Pen Knife is an essential tool for advanced model production, and its value has been fully reflected in recent popular works. Mastering the correct usage methods and safety regulations can significantly improve the accuracy and efficiency of model production. It is recommended that novices start practicing basic knife skills and gradually try complex carving modifications.
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