
Pentel 50-B9 0.9mm Super Hi-Polymer Lead Refill, B, Tube of 15. Crafted with Pentel’s legendary Hi-Polymer formula, this lead isn’t just smooth—it’s tough. Say goodbye to frustrating breaks mid-flow; this stuff glides effortlessly across the page, keeping up with your wildest ideas. B-grade lead is mainly used for drawing and sketching because of its rich, dark lines and ease of shading. Artists favor it for creating depth, contrast, and smooth gradients—think bold outlines or heavy shadows.