Pentel Super Hi-Polymer Lead is ideal for all general-writing applications, such as notes and letters. Never needs sharpening, and produces a clear, fine line. Refill fits all 0.5mm mechanical pencils. (sold separately.) Pentel(R) Super Hi-Polymer(R) Leads, 0.5 mm, 2B, Tube Of 12 Leads is one of many Drafting Pencils available through Office Depot. Made by Pentel.