Made with Super Hi-Polymer lead, these refills resist breaking and are among the strongest available. They provide smooth, uniform marking for your everyday writing and with their reduced smearing you'll always be able to go back on your notes. HB lead is guaranteed to scan for tests. Lead Degree
Made with Super Hi-Polymer lead, these refills resist breaking and are among the strongest available. They provide smooth, uniform marking for your everyday writing and with their reduced smearing you'll always be able to go back on your notes. HB lead is guaranteed to scan for tests. Lead Degree Hardness: 2H Lead Color: Black Refills For: Most refillable mechanical pencils. Lead Diameter: 0.7 mm.