Premium lead refills All grades and sizes are supplied in handy swivel-top tubes Leads fit all brands of mechanical pencils of the same lead diameter 0.9 = 36 leads per tube 0.7 = 40 leads per tube 0.5 = 40 leads per tube 0.3 = 15 leads per tube Made from 92% recycled material (Percentage is the total weight or product excluding the refills) .
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