Kemper - Scratch and Lift Duster - SLD - Kemper Scratch and Lift Duster is an extremely useful combination tool. One end is a soft brush which is ideal for removing loose particles when dusting the greenware before firing. The heat treated spring steel knife can be used for detailing and lifting fine bird feathers, flower petals and fish scales just to name a few. It also makes an excellent sgraffito tool. The total length is 6 5/8 inch.