uxcell 12Pcs 1/8inch 25mm Wheel Stainless Steel Bristle Brush for Tool Product Name : Bristle Brush;Material : Metal, Stainless Steel Type : Wheel Shape;Shank Dia : 3mm (1/8inch);Shank Length : 35mm / 1.4" Brush Wheel Dia : 25mm / 0.98";Brush Wheel Thickness : 2mm / 0.08" Total Length : 43mm / 1.7";Color : Silver Tone Weight : 74g;Package Content : 12 xBristle Brush for Rotary Tool(Non-OEM)