The Staedtler Heavy Metal double-hole sharpener is for standard-sized blacklead pencils up to 8.2mm with a sharpening angle of 23 for clear and accurate lines. It is also used for thick black lead and coloured pencils up to 10.2mm with a sharpening angle of 30 for broad and soft lines.
The Staedtler Heavy Metal Single Hole Sharpener has an extra-long pencil gliding slot that prevents wedging, while cut-out makes it easy to remove broken tips.
The Staedtler Jumbo Pencil HB Natural Set contains graphite lead ideal for writing, drawing and sketching applications. It is ideal for small hands while also promoting correct grip and use.