Craftsman Pipe Thread Tape- Teflon Tape-

Knot construction provides aggressive, high-impact action for heavy duty applications. Slight tuft at the end of the wire knot provides some flexibility for irregular surfaces. Heavy duty cleaning of large metal surfaces. 2-3/4″ X 5/8-11, .020 Steel Wire.

Stringer bead twist brushes have tightly wound wires, giving them a narrow end face. They have low to medium flexibility to provide the most aggressive brushing action. Carbon Steel, size .020