Makita 4-1/2" Angle Grinder, GA4530. Powerful 6.0 AMP motor delivers 11,000 RPM for the most demanding applications. Small circumference barrel grip (only 2-1/4") for added comfort. Labyrinth construction seals and protects the motor and bearings from dust and debris. Refined design at only 3.1 lbs for increased control. Externally accessible brushes for greater serviceability. Protective zig-zag varnish seals the motor from contaminants and reduces heat. All ball bearing design and metal gear housing for added durability. Machined bevel gears provide at least 2X longer service life than competitive models. Ideal for welders, fabricators, masons, maintenance/repair and more. 4-1/2" Grinding Wheel (741423-B), Wheel Guard (135245-2), Lock nut (224568-4), Lock nut wrench (782424-9), Side handle (153504-2), Inner flange (224399-1).