4-1/2", 6A, Angle Grinder, Ideal For Sharpening, Cutting, Grinding, Removing Rust & Surface Preparation, Features A Metal Gear Case For Durability & Longer Life, 3 Position Side Handle That Provides Added Comfort & Control For Use With Various Materials & Angles, Spindle Lock For Easy Accessory Changes, Operates At 10,000 RPM, Spindle Size Range Of 5/8"-11 ", Includes: Metal Grinding Wheel & Spanner Wrench.