Zebra Mechanical Tect Dark Knurled Pencil, 2-Way RO, 0.5mm, Black, Model, P-MA141-DBK

[Grip] Knurled grip for a firm grip and a non-slip grip [Drafting pen tip] A long, extra-fine tip pipe that provides a wide field of view for a clear view of your hand. [Flush function ON] Turn the center of the shaft to the right and shake to release the lead [Flush function OFF] Turning the center of the shaft to the left fixes the weight inside the shaft, resulting in a low center of gravity for stable writing. [Specifications] Upper shaft: acrylic, painted finish / Lower shaft: brass, plated finish / knurled grip