MAX SERIES AIR ANGLE GRINDER THE 3445MAX IS THE PERFECT CHOICE FOR HIGH PERFORMANCE MATERIAL REMOVAL. THIS 4.5"" AIR ANGLE GRINDER COMBINES A UNIQUE INTERNAL GOVERNOR WITH A POWERFUL 0.88 HP MOTOR TO GIVE YOU A BEST-IN-CLASS POWER TO WEIGHT RATIO GRINDER THAT WILL MAXIMIZE YOUR RATE OF MATERIAL REMOVAL. MAX POWER - 0.88 HP AND 12000 RPM MOTOR DELIVERS THE POWER YOU NEED TO GRIND THROUGH THE TOUGHEST JOBS. MAX PRODUCTIVITY - INTERNAL GOVERNOR MAXIMIZES SPEED UNDER LOAD THUS INCREASING YOUR RATE OF MATERIAL REMOVAL. MAX COMFORT - LOWER WEIGHT (LESS THAN 3.5 LBS) AND ENHANCED GRIP DESIGN ENABLES EXTENDED USAGE WITHOUT FATIGUE. BUILT-IN LUBRICATING WICK OPTIMIZES THE LIFE OF THE ANGLE GEAR SET BY IMPROVING LUBRICATION TO THE BEVEL AND PINION GEAR SET.