Material: The ice skate blade sharpener is made of high quality plastic and diamond, exquisite workmanship, wear resistant and durable.Design: Maintaining and keeping damaged edges or blade sharp again within 10 seconds and no need to take off the skates. Sharpening stone and deburring stone in 2 sides.Specification: The skate blade sharpener is about 7 cm in length and 4.5 cm in width Whetstone diameter 12mm, length 35mm, rough grinding 80 grit, fine grinding 400 grit.Advantage: The ice blade sharpener can effectively carry out daily maintenance of the ice blade. The operation is very simple and the grinding stone is durable.Application: The ice blade sharpener is adjustable, suitable for most ice hockey skates and figure skating blade width, light weight, easy to carry.Specification:Material: DiamondSize Chart:Overall size: 7x4.5cm or 2.76x1.77inchSharpening stone diameter: 12mm or 0.47inch, length: 35mm or 1.38inchPackage Includes:1 Piece Ice Skate Blade SharpenerNote:1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful online shopping