Cup brushes with shank are for heavy-duty use such as removal of scales, cleaning of weld seams and spot-welds. Cup brushes with shank are available with crimped wire in various qualities.Ideal for work on large surfaces with electrical and pneumatic tools.Specifications: 1) Diameter: 65, 75, 85, 90, 100, 125, 150mm2) Nut: M14 x 2, M10 x 1.25, M10 x 1.5, 5/8" - 11 or customer size3)shank:6mm4) ...