Style 0.5 mm lead refills. Size 0.5 mm lead refills. Number of pieces 1080. Model Number UK 0.5mm pencil lead. Pencil Lead Degree (Hardness) HB. Sturdy & Smooth: Pencil lead 0.5 refill is made of Organic resin, which is sturdy and durable, writing smooth and clear, and the black color does not easy to fade, the details written down can be scanned by the machine.
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