Mitsubishi Pencil Mechanical Pencil Refill Erasers S (SKS), 4-Pack (5 Pieces Each)

This is a set of 4 packs of Mitsubishi's 'S' size refill erasers for mechanical pencils, with each pack containing 5 pieces. These 4.6mm diameter erasers are compatible with a wide range of Mitsubishi mechanical pencils and multi-function pens. The compatible models include M3-4501P, M5-450IP, M5-858GGIP, and others.