The Forney 72759 4 in. twist knot wire wheel brush provides high-impact. 4 in. (101.6 mm) x 0.012 in. (0.305 mm) with 5/8 in. - 11 threaded arbor. MAX 20,000 RPM. Claims for warranty must be made within 90 days of the date of purchase. Proof of purchase required. This warranty does not cover any product that has been subject to misuse, neglect, negligence or accident, or that has been used in any way contrary to the purpose intended.
Twist knot wire wheel brushes provide high impact
These wheels are used in surface preparation prior to welding
Also great for removing weld scale, spatter and heavy corrosion