The Pilot Dr. Grip Mechanical Pencil Eraser Refill pack includes 5 erasers and 2 cleaning pins for easy maintenance. Correct your drawings, assignments, reports or paperwork with the mechanical pencil eraser. Made from vinyl, this latex-free eraser is safe for use in educational establishments. Specially designed to fit Pilot Mechanical Pencils, it can be easily attached at the back to save the time spent in looking for erasers when you need them. It offers an accurate method of erasing fine details with its cylindrical shape. You can maintain the neat look of your sketches as it leaves behind little residue and dust. Total of 30 each.