This two hole pencil sharpener is designed for use with standard-sized black lead pencils up to 8.2mm, with a sharpening angle of 23 degrees for clear and accurate lines, and thick black lead and colored pencils up to 10.2mm with a sharpening angle of 30 degrees for broad, soft lines. The design features a metal sharpener insert and a hinged cover to prevent shavings from spilling.Details:BlueSharpens standard leads up to 8.2mm and jumbo leads up to 10.2mm2 holesSafety lockIdeal for a range of writing utensils