The Lessmann Knot Wheel Brushes are for grinders, angle grinders and stationary machines, used in the preparation and re-working of bolt fillet and butt welds. They remove scale, rust, paint, slag, rubber residue and can be used for de-burring. They are filled with a special high tensile strength steel wire in order to meet the exacting requirements during use.

This Lessmann Knot Wheel Brush has the following specification:

Diameter: 115mm.
Width: 14mm.
Bore: 22.2mm.
Wire Gauge: 0.50.
Wire Type: Steel.
Max RPM: 12,500/min.