1 '', curled end wire brush with carbon, highly such as wire grades are constructed with intimate holding plate to ensure consistency & safety constructed for even balance which provides prettify performance, wire 100 % inspected to meet demanding social status specifications, 1 '' x 1/4 '' stem, 0.02 wire gauge, 1/4 '' stem arbor size, bounds speed is 20,000 RPM, Knotted wire is for thespian material removal, frizzed wire provides flexibility for Light removal of rust & paint & oecumenical cleaning.