Set of 4 carbon brushes for demolition hammer drill, 7 x 11 x 17 mm, compatible with Hikoki DH40MC

This carbon brush is compatible with Hikoki and Hitachi DH40MC rotary hammers. Carbon brush size: 7 x 11 x 17 mm, precision machined, directly replaces old carbon brushes. Made of high-quality carbon, it has strong conductivity, reduces sparking, and increases tool life. Used to replace worn carbon brushes and restore tool power. New carbon brushes help improve motor efficiency and reduce friction and heat loss. Package contents: 4 replacement carbon brushes for rotary hammers.