Universal Carbon Brushes 7 x 18 x 16 (505) Description worn motor brushes with a reliable, universal carbon brush sized 7 x 18 x 16 mm, reference 505. Designed as a direct replacement part for commutator motors, these brushes restore electrical contact and help maintain steady motor operation. Key benefits Restores reliable electrical contact between brush and commutator to reduce intermittent operation and electrical noise. Universal dimensions make it easy to find a match for many tools and motors that require 7 x 18 x 16 mm brushes, reference 505. Durable carbon material provides consistent conductivity and predictable wear characteristics for routine maintenance. Simple, straightforward replacement helps reduce downtime and keeps equipment running without complex repairs. Important attributes Function: Conductive sliding contact for commutatortype electric motors. Compatibility: Universal fit for motors and power tools that accept 7 x 18 x 16 mm brushes, reference 505. Verify brush holder and connector type before installation. Size: 7 x 18 x 16 mm (length x width x height), reference 505. Material: Carbon carbon graphite composition suitable for electrical contact and wear resistance. Performance: Designed for stable electrical contact and predictable wear under normal operating conditions. Typical applications Routine brush replacement in handheld power tools such as drills, grinders, and sanders that use commutator motors. Maintenance of workshop equipment like bench grinders and small motorized machines to restore dependable operation. or upkeep of garden and household electric tools with compatible brush dimensions. Installation tips Confirm dimensions and holder type match the existing brush before . Turn off and unplug equipment before attempting replacement. Inspect spring clips and holders for wear and clean contacts if . If unsure about fit, compare the old brush against the 7 x 18 x 16 mm specification and reference 505. This carbon brush is a practical replacement component for routine motor maintenance and where the 7 x 18 x 16 mm, reference 505 specification is required.