Makita 9564CV 4-1/2-Inch Angle Grinder N/A Imported Super Joint System (SJS) technology helps prevent gear damage caused by accidental wheel binding Variable speed control dial enables user to match the speed to the application Powerful 12.0 AMP motor for increased output power in a more compact tool (5.3 lbs.) Soft start feature for smooth start-ups. Slide switch with lock-on setting for continuous use Labyrinth construction seals and protects the motor and bearings from dust and debris for longer tool life Electronic speed control maintains constant speed under load Larger and improved carbon brush material for longer tool life ""Tool-less"" wheel guard adjustment for easy clamping 4-1/2"" Grinding Wheel (741423-0-1) Lock Nut Wrench (782412-6) Side Handle (153489-2) Lock Nut (193465-4) Inner Flange (224399-1) Wheel Guard (135107-4) GS5000 9557PBX1 9564P GA7031Y GA9031Y GA6020 GA5020Y GA4534 GA4530 GA4030K GD0601 9565PC 9564PC 9566PC GA6010Z GA5020 GA5010Z GD0600 GA9040S GA9020 GA7040S GA7020 GA7021 GA7011C 9558PB 9557PB 9557NB 9566CV 9015A GD0800C GA7001L 9005B 9565CV Powerful 12 AMP motor design for increased output power in a more compact tool Super Joint System (SJS) helps prevent gear damage 5 stage variable speed control dial for matching the RPM to the work Electronic limiter stops the motor and reduces accidental motor overload and burnout 1 year warranty