carbon brush holders with slip ring

CARBON BRUSH HOLDER FOR ELECTRIC POWER TOOLBrushes:Copper Rings:Copper alloy Brush Spring:Spring steel Brush Holders:Aluminum die-casting Direction Rotation:CW-CCW Temperature Range:-10/50 Brushes:Paladium alloy and Platinum alloy Rings:Copper alloy with full hard gold plating Body:Aluminum die-casting Shaft:Stainless steel 304 Direction Rotation:CW-CCW Temperature Range:-30/80