Marbles 6 in 1 Sharpener. 75". Includes: Carbide course grind; #320 ceramic rods; #1000 Ceramic honing; #320 scissors; Carbide for single blade knives; #1000 ceramic for bread knives. Boxed. Specifications for Marbles 6 in 1 Sharpener: Manufacturer: Marbles Included Accessories: Carbide Course Grind Dimensions: 4 x 4.75 in Package Contents: Marbles 6 in 1 Sharpener