XIZE SH 2B Mechanical Pencil Refills 0.7mm Resin Lead Refills For Mechanical Pencils 0.7,10 Tubes - ShanTou Shi Xi Ze Sheng Huo Ke Ji You Xian Gong Si, 521

• Hardness : 2B Grade, Diameter : 0.7 mm, Length : 75 mm Our lead works with any brand of 0.7 mm mechanical pencils ,to scan on tests, resists breaking and never needs sharpening 2B is a hardness level. It's softer than HB, The softer the lead, the darker the line. Package contains 10 tubes with 18 leads per tubes, total of 180 leads The resin lead core adopts high quality graphite and resin and advanced core making technology to keep its concentration and saturation in a reasonable proportion. The lead is smooth, tough and not easy to break. the font is clear and distinct, bringing you an extremely smooth writing experience.