Description BlueSpot Tools Twist Knot Cup Brushes are manufactured from hardened steel wire for increased durability. Twisted steel filaments provide quick and efficient cleaning action. Ideal for removal of dirt, paint, rust, scale, slag, concrete and other hardened materials. This BlueSpot Tools Twist Knot Cup Brush has the following specifications: Diameter: 100mm (4in) / M14 x 2 Fitting.Max. Safe Speed: 8500 RPM.
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