Pentel Super Hi-Polymer Leads. A unique compound of graphite and carbon bound together with a special synthetic resin. Thin but extremely strong lead that produces a smooth, dense black line. Pentel Super Hi-Polymer lead formula, resists breaking and never needs sharpening 2B lead is an extra soft lead ideal for sketching and smudging in artistic projects 12 Pieces of lead per tube. Refill lead for 0.5mm mechanical pencils Each 60mm piece of lead is equivalent to a woodcase pencil Each tube of Pentel Super Hi-Polymer lead is made of 100% recycled plastic and part of the Pentel Recycology line of products General Information Manufacturer:PentelManufacturer Part Number:C505-2BManufacturer Website Address:https://pentel.ca/Brand Name:PentelProduct Name:Hi-Polymer Super Lead Refill (0.5mm), 2B, 12 Leads per TubeMarketing Information:Pentel Super Hi-Polymer lead formula, resists breaking and never needs sharpening 2B lead is an extra soft lead ideal for sketching and smudging in artistic projects 12 Pieces of lead per tube. Refill lead for 0.5mm mechanical pencils Each 60mm piece of lead is equivalent to a woodcase pencil Each tube of Pentel Super Hi-Polymer lead is made of 100% recycled plastic and part of the Pentel Recycology line of productsProduct Type:Pencil Refill Product Information Quantity Per Container:12 Leads/TubePen Refill Point Size:0.5 mm (0.02")Pencil Refill Point Type:FineLead Diameter:0.5 mm (0.02")Pencil Refill Grade:2BLead Type:SoftFeatures:Break Resistant Miscellaneous Recycled:YesRecycled Content:100%Country of Origin:Japan Product Numbers: C505-2B 072512007341 PEN00734 428664 PENC505-2B