Lyra Rembrandt Art Design Pencil Set of 12 provides a premium, comprehensive array of assorted technical grades spanning from ultra-soft 6B down to sharp, extra-hard 4H leads. Encased in pure, sustainably sourced cedar wood, each hexagonal barrel contains an extra-fine, high-density graphite core engineered for absolute break resistance. This professional-tier layout tin is ideal for technical drafting, architectural geometry, and creating stark chiaroscuro light and shade contrasts.