Description Pacific Arc refill leads are made from quality hi-polymer/resin. Available in HB degree, with 4 different thicknesses to choose from including .03mm, .05mm, .07mm, and .09mm. Each thickness is sold in a convenient pez style dispenser, and is color coded to help identfy each lead. Made from hi-polymer resin Available in 4 different thickness Color coded coded dispensers to identify leads hardness: HB size: 0.7 mm unit: pack of 24 Specifications Brand : Pacific Arc Customizable : No Weight : 1.18 lbs. per Pack