Amazon.com : Pentel Eraser and Lead Refill Pack for Mechanical Pencils - Super Hi-polymer Value Pack - 0.7mm 6 Pack of 30 Pieces – Pack of White Refills 3 Packs of 4 Erasers Each : Office Products
Pentel Twist Erase III Mechanical Pencils 0.5mm 2 Lead Assorted Barrel Colors Pack Of 2 - Office Depot