Writing Signature Pens Pencil Without Ink Mechanical Eternal Pencils Art Sketch Pencils Inkless Pen

Label:Yes Color:As shown Specification: 0.5mm HB Size:About 14.8cm Name: Technology Mechanical Eternal Pencil Package includes: 1 pc eternal pencil Material: Plastic + high-tech permanent writing nib How does the \\eternal\\ pencil do it? 1. The comprehensive wear of this product is about 0.005mm when writing 1 meter, the loss is about 0.0062 cubic millimeter, the writing volume is about 99.011 cubic millimeter, and the theoretical writing is about 15900 meters. 2. Wooden pencil 1 meter wears 1.8mm (international GB/T26704-2011) theoretical writing 100 meters. The theoretical writing length of this product is 159 times that of a wooden pencil. \\Eternal\\ is only relative to the wooden pencil, not forever. Features: The latest high-tech innovation eternal writing pen, no ink, no dirty hands, the refill will not break, fashionable and environmentally friendly, HB nib, sturdy and durable, 0.5mm nib, writing smoothly, can write 500,000 words continuously, The refill can be replaced , Convenient and practical, beautiful and generous. Note: Please allow 0-1cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.