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 resists breaking and never needs sharpening. Refill your pencil with a strong high-quality lead. Refill lead for 0.7mm mechanical pencils H lead is a hard and light coloured lead ideal for when you need to easily erase pencil lines Each tube of Pentel Super Hi-Polymer lead is made of 100% recycled plastic and part of the Pentel Recycology line of products. Each 60mm piece of lead is equivalent to a woodcase pencil Each tube contains 12 pieces of lead. General Information Manufacturer:PentelManufacturer Part Number:50-HManufacturer Website Address:https://pentel.ca/Brand Name:PentelProduct Name:Super Hi-Polymer Lead Refill (0.7mm), H, 12 Leads per TubeMarketing Information:Pentel Super Hi-Polymer lead resists breaking and never needs sharpening. Refill your pencil with a strong high-quality lead. Refill lead for 0.7mm mechanical pencils H lead is a hard and light coloured lead ideal for when you need to easily erase pencil lines Each tube of Pentel Super Hi-Polymer lead is made of 100% recycled plastic and part of the Pentel Recycology line of products. Each 60mm piece of lead is equivalent to a woodcase pencil Each tube contains 12 pieces of lead.Product Type:Pencil Refill Product Information Quantity Per Container:12 Leads/TubePencil Refill Point Type:MediumLead Diameter:0.7 mm (0.03")Pencil Refill Grade:HLead Type:HardFeatures:Break Resistant Miscellaneous Recycled:YesRecycled Content:100%Country of Origin:Japan Product Numbers: 50-H 072512007709 PEN00770 347641 PEN50-H