8 pieces carbon brushes for models including C8FSE C8FSHE D10YB CJ65VA G10SR2 and more, compatible with part number 999021 (999021). Restores motor performance and electric braking efficiently. Worn carbon brushes can cause intermittent operation, reduced power, and weak braking. The 999021 brushes help revive tool functionality through consistent electrical contact and smooth commutation. Constructed from a carbon plus metal blend, these 999021 brushes offer extended service life under regular use. Ideal for maintaining saw performance in demanding job site conditions. Designed as direct fit replacements for power tools with no modification required. Simply inspect the brush holder for damage, insert brushes, and resume operation quickly. Use scenarios Replacing worn brushes on tools such as C8FSE, C8FSHE, D10YB, CJ65VA, or G10SR2 during project work to restore motor power and braking reliability. Routine maintenance in a workshop for tools experiencing intermittent operation or reduced performance. Field service on demanding job sites to extend tool life and maintain reliable braking and performance.