Mechanical pen leads, Bic, plastic, 17x5.6 cm, gray and yellow, 24 pieces

Mechanical pen leads, made of non-toxic graphite material, 0.5 mm in diameter, with HB line hardness. The package includes 2 small boxes of plastic material, which contain 12 mechanical pen leads each. This product is suitable for professional and non-professional use and it works with 0.5 mm diameter lead mechanical pens (780759, 51275, 51272, 55668, 55521).