PFERD Abrasives Cup 610088 - PFERD 43703003, The PFERD Pot Brush, model 43703003, features a 50 mm diameter and a 6 mm shank, with durable SiC filament of 0.90 mm diameter and grain 180. Designed for use in machine tools, this wire brush is ideal for surface cleaning, deburring, and finishing applications. Typically used in workshops, it offers efficient material removal and surface treatment. PFERD 43703003 Pot Brush Ø50mm SiC filament 180 grain 5pcs