Pentel Amain Mechanical Pencil 1.3 Off White AM13-W 4902506420480 (10 sets)

Core diameter: 1.3mm 12 x 10 x 140mm The 1.3mm core makes it smooth and hard to break. It's sharp, so you can quickly mark it without cutting it! It has a grip so it's easy to hold and doesn't cause fatigue. AMAIN. ◆Mechanism: Knock type ◆Built-in core: B