Description: 100% brand new and high quality Suitable for Dremel, drill, grinder and other rotary tool. Usage: remove paint, rust, decontamination, deburring, cleaning, etc. Widely used in aerospace, plant maintenance, foundry, automotive, metal fabrication and shipyards. Brush shape: Pen Material: alloy shank + brass brush Shank diameter: 3mm Wheel brush diameter: 5mm Color: as picture shows Package included: