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Refill Leads for Mechanical Pencil Pica 4050 Hard H (model 3030) — pack of spare leads
Summary description:
Replacement leads for Pica mechanical pencil, model 4050 (MPN 4050, related model 3030), hardness H. These spare leads are intended for precise drafting, technical drawing and general writing where a harder line is required. Compatible with Pica mechanical pencil systems that accept the 4050/3030 lead format and useful for architects, engineers and students.