Brand Name: Forney
*Diameter: 4 in.
*Wire Type: Crimped
*Product Type: Wire Wheel Brush
*Material: Metal
*Maximum Speed: 6000 rpm
*Number in Package: 1 pc.
*Shank Diameter: 1/4 in.
*Usage: Removes rust, scale and paint
*Wire Size: .008 in.
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* Use with any 1/4" (6.35mm) diameter electric power drills  
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* or 01990 pneumatic (air) drill.