DescriptionMines. Suitable for all standard mechanical pencils. Extremely robust, flexible writing. Intense black. Easily rechargeable. Line thickness 1.3 mm. Graduation 2BReviews0 Close Mines. Suitable for all standard mechanical pencils. Extremely robust, flexible writing. Intense black. Easily rechargeable. Line thickness 1.3 mm. Graduation 2B Write a review There are no reviews yet