Superior quality. HB lead same as no 2 pencil. Engineered for precision. 1 - 0.7 mm mechanical pencil / 1 - eraser 1 tube with 12 lead refills. Cap conceals and protects latex free eraser. Sturdy metal clip withstands repeated use. Available in four lead sizes. 0.3mm extra fine line; 0.5mm fine line; 0.7mm medium line; 0.9mm thick line. Built in texture metal grip for comfortable easy writing. 4mm fixed sleeve is ideal for use with templates and rulers. Don't forget! Features the no.1 selling lead in the USA. Super hi-polymer lead. Please recycle packaging.