Piano Sharpie TR-17 Pencil Sharpener has a High-quality pencil sharpener with a specially treated stainless steel blade. The various model with attractive design. Body made with a strong plastic. Sharpeners with blade knife for easy sharpening. Top-quality material. Available in Attractive colors. Easy-grip shape design. High quality long-lasting steel blade. Extra Sharp blade for smooth sharpening. Precise blade position that avoids lead breaking. Pencil Diameter: 1 hole for pencil 8 mm.