Material: The ice skate blade sharpener is made of high-quality plastic and diamond, with exquisite workmanship, wear-resistant and durable. Design: Maintains and restores damaged edges or blades in under 10 seconds without removing the skates. Features a sharpening stone on one side and a deburring stone on the other. Specification: The skate blade sharpener measures approximately 7 cm in length and 4.5 cm in width. Whetstone diameter is 12 mm and length is 35 mm, with 80 grit for rough grinding and 400 grit for fine grinding. Advantage: Effectively performs daily maintenance of ice skate blades. Simple to use and features a durable grinding stone. Application: Adjustable design suitable for most ice hockey skates and figure skating blade widths. Lightweight and easy to carry. Size Chart: Overall size: 7 x 4.5 cm (2.76 x 1.77 inches). Sharpening stone diameter: 12 mm (0.47 inches), length: 35 mm (1.38 inches). Package Includes: 1 piece ice skate blade sharpener. Note: 1. Please allow slight variation due to manual measurement. 2. Due to differences in monitor displays, the image may not reflect the actual color of the item.