... long handle: 1.Material:PP ,horsehair, steel,cooper wire 2.Style:Hand brush 3.OEM stainless steel tube Brush with long handle:Manual ... Tube BrushesBrush silk material with a gold, fiber hair, bristles, steel, copper wire, abrasive silk etc, are a different range of ... of tube brush, such as cast metal trough, can choose steel wirebrush or copper tube tube brush. 2, when using pressure ...