- Gentle acting abrasive for seating carbon brushes and cleaning commutator and slip rings
- Soft, loosely bound grain produces a scouring effect when held against commutator
- Will not remove or scratch copper
- Self-cleaning
Gentle acting abrasive for seating carbon brushes and cleaning commutator and slip rings
Soft, loosely bound grain produces a scouring effect when held against commutator
Will not remove or scratch copper
Self-cleaning