Permanent Waterproof Marker Pen – 1mm Fine Nib, Metal & Wood
N2HAO Permanent Waterproof Screw Positioning Marker Pen
Meet your go-to marking tool for the workshop, garage, or job site. This professional-grade permanent marker pen features a ultra-fine 1mm nib and oil-based ink engineered to deliver sharp, consistent lines on virtually any surface — metal, wood, plastic, rubber, glass, and more. Whether you're aligning screws, marking bolt positions, or laying out reference points, this pen gets it done with precision and confidence.
Key Features
- Precise 1mm Fine Nib: Creates clean, sharp lines perfect for screw positioning, bolt alignment, and component reference marking. Ideal for mechanical work, automotive maintenance, and industrial assembly.
- Waterproof & Quick-Drying Permanent Ink: High-quality oil-based ink dries in seconds and resists water, oil, grease, and fading — even on metal surfaces exposed to vibration, heat, and tough workshop conditions.
- Multi-Surface Compatibility: Writes smoothly on metal, plastic, rubber, glass, wood, and painted surfaces. Versatile enough for car and motorcycle repair, construction marking, equipment calibration, and DIY projects.
- Fade-Proof & High Adhesion: Marks remain vivid and intact over time, providing long-lasting visibility in demanding environments.
- Professional Construction: Designed for tradespeople, mechanics, engineers, and serious DIYers who need reliable, accurate marking every time.
Specifications
| Ink Type | Oil-based permanent ink |
| Nib Type | Fine nib – 1mm (for precise marking) |
| Key Properties | Waterproof, quick-drying, oil-resistant, fade-proof, high adhesion |
| Applicable Surfaces | Metal, plastic, rubber, glass, wood, painted surfaces |
| Use Cases | Automotive/motorcycle maintenance, mechanical repair, industrial assembly, equipment calibration, construction marking, DIY projects |
| Country of Origin | Made in China |
Usage Tips
- Shake the pen gently before use to ensure optimal ink flow.
- Press the nib slightly on a test surface to prime and release the ink.
- Cap tightly after each use to prevent the ink from drying out.
- Avoid contact with skin and eyes; use in a well-ventilated area.
Package Contents
1 × N2HAO Screw Positioning Marker Pen (1mm Fine Nib)
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Frequently Asked Questions
Q: What surfaces can this permanent marker pen write on?
A: The N2HAO screw positioning marker pen is designed for multi-surface use. It writes smoothly and permanently on metal, plastic, rubber, glass, wood, and painted surfaces — making it suitable for automotive repair, woodworking, construction, and industrial assembly applications.
Q: Is the ink truly waterproof and oil-resistant?
A: Yes. The pen uses high-quality oil-based permanent ink that dries within seconds and resists water, oil, grease, and fading. Marks remain visible and intact even in demanding workshop environments subject to vibration and high temperatures.
Q: How fine is the nib, and is it suitable for precise screw and bolt marking?
A: The fine 1mm nib delivers consistently sharp, narrow lines, making it ideal for precise screw positioning, bolt alignment, and component reference marking. It is specifically engineered for professional mechanical and construction marking tasks where accuracy matters.
Q: How do I maintain the pen to extend its lifespan?
A: Always replace the cap tightly after use to prevent the ink from drying out. Before each use, shake the pen gently and press the nib briefly on a scrap surface to ensure smooth ink flow. Store horizontally or with the cap facing up when not in use.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.