Type of writing instrument: Mechanical pencil Pen function/material: Knock type Please read the profile description carefully before purchasing. This is a handmade mechanical pencil made from Jindaikeyaki wood. Jindaikeyaki is a rare wood that has been buried underground for hundreds to thousands of years without rotting. It has a deep color that cannot be artificially replicated. The lead diameter is 0.5mm. The metal parts use Kato Metal 202 Black, supervised by Kobo Setsuri. The surface is oil finished. Total length is 13.5cm, diameter (at the thickest part) is 13.5mm. Weight is approximately 24g. It uses a fixed mouthpiece. The metal fittings can be changed to a ballpoint pen. Please let me know in the comments. This is the last one, so it's first come, first served. The product price will fluctuate depending on the purchase price of the wood. We are selling at a tight price, so we cannot negotiate the price. As this is a handmade item, there may be small scratches or uneven paint. Please refrain from purchasing if you are looking for a perfect product. If you have any questions, please feel free to ask. Search keywords Fine wood, woodworking, crafts, handmade, Nohara Kogei, Kobo Setsuri, stationery, wooden shaft, wood lathe, stationery Writing instruments, sharp pen, mechanical pencil, pencil, pen, ballpoint pen, popular, wooden shaft pen Type: Mechanical pencil body Lead/Darkness: HB Body material: Wooden shaft