This is an electric tool accessory. The detailed explanation is as follows:
- “Small”: It means small - sized, indicating that this carbon brush has a relatively small volume and is suitable for some electric tools that have special requirements for the size of the carbon brush and have a relatively compact space.
- “3.5*3.5*4.5MM”: The size specification of the carbon brush. The length, width, and height are 3.5 mm, 3.5 mm, and 4.5 mm respectively. An appropriate size is the key for the carbon brush to be normally installed in the electric tool and to perform functions such as conducting current. A mismatched size will cause the carbon brush to not work properly.
- “Carbon Brush”: Carbon brush, which specifies the product type. In electric tools, carbon brushes are mainly responsible for conducting current and are important components for ensuring the normal operation of electric tools.
- “Electric Tool Accessory”: Electric tool accessory, indicating that this carbon brush is a component used to assist the normal operation of electric tools.
In short, this is a small - sized electric tool carbon brush accessory with dimensions of 3.5×3.5×4.5 mm.