Sturdy metal desk sharpener for sketch artists and classrooms; perfect for standard pencils (8mm diameter). You can fix sharpener on your desk using the screw included with the sharpener Every Time, Perfect Sharpening Long point leads sharpening with a rotating mill To easily remove broken lead, twist and pull the acrylic waste basket. Pencils stay in place while being sharpened with the Open & Close Circular Desk. Made in Taiwan