Features: This value pack of 20 carbon brushes for electric hammers ensures reliabled, long term operating in heavy duty construction and repair tasks, durability for consistent power tool performances. Crafted from wear resistant grand high conductivity copper, these replacement carbon brushes maintain stable functionality under varying workloads, effectively prolonging your electric hammer's life. Designed for professional and enthusiasts in construction, maintenance, and renovation fields who demand dependable power tool accessories for efficient project execution. Ideal for demanding scenarios like demolition, drilling, and building repairs where robust electric hammer brushes are essential for uninterrupted, high intensity work. Packaged in a sturdy iron casr for easy storage and transport, this set includes 4 brush caps to shield against dust, enabling quick, tool less replacement enhances user convenience. Specifications: Product name: Electric pick carbon brush Color: black Component with copper component Dimensions: 15x10m Package Includes: A box of 20 electric pick carbon brushes note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.