: High-quality SK2 steel , often black-coated for increased durability and wear resistance.
: Stocked by stationery providers like VladPaper and Krasniy Karandash . 9 : Double Black
The phrase "paper: 9 : Double Black" most likely refers to the (often used for cutting paper) or a specific SKU/listing for it. Product Overview : High-quality SK2 steel , often black-coated for