Catalog number: 4050 Features: ●Replacement lead for 3030. ●Easy to open and close case makes lead replacement easy. Uses: ●For drawing lines and marking on wood (wet and dry), iron, resin, concrete, tiles, etc. Specifications: ●Color: Black (2H) ●Total length (mm): 133 ●Lead diameter: 2.8 mm (10 pieces) Ultra-hard lead
