The Lessmann Wheel Brushes are filled with crimped wire and are used for obtaining different surface finishes For the removal of rust paint and dirt for roughening de-burring Stripping or polishing A decisive factor for choosing the most suitable brush is the wire and tube diameter Brushes with a larger tube diameter are filled with more wire are more aggressive and have a longer life Some of the brushes are supplied with adaptor sets that allow easy mounting on all popular grinding machines The adaptors have the following dimensions Set 1 30 222 20 16 & 12mm 1in & 12in Set 2 40 32 222 20 & 16mm 1in & 12in Set 3 50 32 222 20 & 16mm 1in & 12in Set 4 Brushes With Metal Discs Bore 508 & Double Keyway 7x13; Plus Adaptor to Bore 30