Product Description:Chain Saw Sharpening Tool Attachment Rotary Power Drill Hand Sharpener AdapterDescription:100% brand new and of high qualityEasy for apply and useIt can be easily screwed onto an electric grinder and can easily sharpen chains and serrated blades.High-speed steel grinding heads have features of high hardness, high wear resistance, high heat resistance and impact resistance, so you don't have to worry about it being damaged.Specifications:Color: as shownWeight: about 41gMaterial: high speed steelSharpening attachment length: about 70mmRuler length: about 70.09mmPackage include:1xsharpening attachment3xpolishing tools1xrulerNote:1. Due to the light and screen difference, the item's color may be slightly different from the pictures.2. Please allow slight deviation for the measurement data and make sure you do not mind before ordering.