CM4 Carbon Brush Holder (7x11mm Slot, 31.50mm Length)
CM4 Carbon Brush Holder (7x11mm / 31.50mm) is a premium-grade internal motor component engineered to house and guide the carbon brushes responsible for conducting current to the rotating armature. Built for rugged industrial environments, it features a highly durable, heat-resistant molded bakelite/plastic outer body that provides exceptional electrical insulation, paired with a precision-machined brass metal inner sleeve for smooth carbon brush movement and maximum conductivity.
Technical Specification:
Product Type: Internal Motor Carbon Brush Holder.
Compatible Slot Size: 7mm x 11mm.
Overall Body Length: 31.50 mm.
Materials: Electrical-grade insulating plastic (Bakelite) and Brass alloy.
Common Application:
This part acts as a universal heavy-duty replacement component across many standard industrial motors and power tools, most notably:
Marble Cutters: Specifically engineered for CM4, CM4SA, and CM4SB2 cutter models.
Woodworking Tools: Widely utilized in heavy-duty routers, planners, and circular saws.
Demolition & Masonry: Commonly found in 5kg demolition hammers and rotary hammer drills.
Home Appliances: Used in certain high-power commercial mixers and grinders.
