1Practical Performance: Multi task sharpener, high strength engineering plastic body, durable. Equipped with high hardness grinding wheel, sharpening speed is faster and the usage is more convenient. 2Adjustable Design: The angle and width adjustable design, suitable for sharpening the equipment in different shapes and sizes. With this electric sharpner, you can take less time and effort than other manual sharping tool. 3Specification: The diameter of the grindable drill size ranges from 3mm to 13mm, and the top angle is about 130 degrees. The sharpener has a width of 6mm to 51mm with an adjustable angle from 15 to 50. 4ABS Material: Using excellent ABS material, This sharpener possesses impact proof, scratch proof, comes with a long life span. 5Wide Application: This multi task sharpener tool is used to sharpen all straight edge knives and scissors such as chisels, scissors, wood planers and more.