steel crimped Wire Cup Brush T: M10×1.25; M10×1.5; M14×2 Size: 2.5”, 3”, 3.5”, 4”, 5”, 6” Arbor Hole Dia: 1/2, 5/8, 7/8 Customized sizes are welcome. or if you are looking for OEM Steel type Brass Wire Brush crimped wire cup brush for polishing from a Zhejiang factory or Yongkang factory, please feel free to contact PENGCHENG, we are one of the leading China Steel type Brass Wire Brush crimped wire cup brush for polishing manufacturers and suppliers.