Restoring Motor Performance And Reliability: Effectively Replaces Worn Carbon Brushes, Eliminates Intermittent Operation, Restores Stable Power Output, And Rebuilds The Normal Electric Braking Function Of A General-Purpose Motor Materials: Made Of High-Grade Self-Lubricating Carbon Material, Providing Optimal Conductivity While Minimizing Sparks And Commutator Wear, Thus Extending Service Life Copper Components Enhance Conductivity: Utilizes Flexible Copper Wire Leads And Robust Alloy Springs To Ensure Efficient Current Transmission And Maintain Constant Contact Pressure With The Rotary Commutator Wide Applicability: Suitable For A Wide Range Of Common Handheld Power Tools, Household Appliances, And Small Motors; Serves As A Universal Maintenance Component For Drills, Chainsaws, Grinders, And Vacuum Cleaners Diy Repair Solution: Enables Users To Easily Perform Necessary Maintenance, Restore Tool Functionality, Avoid Costly Professional Repairs Or Premature Tool Replacement, And Extend Equipment Life, Manufacturer: Dnyucen