These refill leads are made with Premium Hi-Polymer® lead for strength and durability. They're also designed to produce smooth, uniform lines that you can count on as they won't smear easily. Compatible with almost all refillable automatic pencils, refilling with these leads will be a breeze!FEATURES:
- Premium Hi-Polymer® lead.
- Smooth, uniform marking with reduced smearing.
- Compatible with most refillable automatic pencils.
- Won't damage paper.
- Reduced breakage.
- Effortless writing.