The Porter Cable 6.0 Amp 4-1/2" Small Angle Grinder (PCE810) is ideal for grinding, cutting, cleaning, and finishing metals or masonry. It features a high performance 6.0 Amp motor that is capable of 12,000 rpm for efficient, high speed material removal on the toughest materials. The grinder also features a three position side handle that can be easily adjusted for greater control. A top-mounted spindle lock allows for quick and easy accessory changes and a tool-free rotating blade guard allows easy guard adjustments.