This Rotring 600 pencil is a high-quality writing instrument that features a blue knurled grip and a 0.5mm hexagonal lead diameter. Made of durable metal material, this pencil is built to last and includes an auto-feed mechanism. The twist-click design makes it easy to extend the lead for uninterrupted writing. This pencil is a great addition to any collection or can be used for daily writing needs. The vintage-inspired design and the featured refinement of Rotring 600 make it a unique and sought-after item. Made in Japan, this pencil is brand new and comes in its original box.