6Pcs/Set 20mm Deep Hole Long Nib Head Markers For Metal Perforating Pen Waterproof Bathroom Woodworking Decoration Multi-Purpose Description: Name: Long Nib Marker Size: 13.5cm Nib: 20mm long nib Color: Black/Red/Blue/Green Applicable: metal, wood, glass, colloid, etc. Features: long nib, ink is water-resistant, quick-drying, xylene-free Specifications: Package IncludesTotal 4 colors, namely, red, blue, green and black colors, sufficient quantities and diverse colors can satisfy your daily use and replacements, you can also share them with your friends Suitable SizeThe total length of long head deep hole markers is about 13.5 cm/ 5.4 inches, and the long tip is approx. 20 mm/ 0.8inches, the proper length is suitable for people to use, these pens have clip designs, can be clipped on your pocket, folder, or notebooks, not easy to miss out and carry around Quality MaterialThese long nib marker pens are made of plastic pen shell and metal long nib, waterproof, sturdy and serviceable, the long nib is designed in slim and round, with comfy hand tactility and non slip surfaces, easier to use Marking SimplyThe deep drill pen has a long nose, which can be applied to work on those deep holes or hard to reach areas to mark, make marking simple and quick, and the mark pen is written fluently and continuously, not easy to smear or smudge, making your carpentry easier Wide ApplicationsThe marker for deep holes are widely applicable for most surfaces, such as wood, concrete, stone, iron, metal, glass, plastic, and other hard surfaces, can also be suitable for marking on home furniture, hardware and more, which are practical every day Package Included: 1* Long Nib Marker