The Dremel 2500-01 Multi-Vise is a versatile 3-in-1 attachment designed for use with rotary tools. It features a 360º stationary vise that can securely hold items in place while you work on them, providing stability and precision during various tasks. This multi-vise attachment is a handy tool for clamping, holding, and positioning materials, making it a useful addition to any workshop or DIY setup.