DescriptionMines. Suitable for all standard mechanical pencils. Extremely robust, flexible writing. Intense black. Easily rechargeable. Line thickness 0.7 mm. HB scaleReviews0 Close Mines. Suitable for all standard mechanical pencils. Extremely robust, flexible writing. Intense black. Easily rechargeable. Line thickness 0.7 mm. HB scale Write a review There are no reviews yet