Dimensions: 9.25" x 4.25" x 4.25". Non-slip base. Sharpens standard and serrated edges. Fast and easy, skill-free operation. Three stage sharpening, 100% diamond abrasives. SteelPro super hardened miniature steel for creating extra "bite" for effortless slicing. Revolutionary flexible stropping disks. Precision angle guides. Ideal for all types of knives: kitchen, Asian style, hunting and pocket knives. Hunter green housing. Boxed.