The working light on the bench grinders makes your work more accurate You can hold the antislid handle for safety protection The electric chain sharpener is powered by a 3000 RPM constant commercial motor It ensures that your chains will not be damaged or burnt The firm tilting vise of electric chain saw blade sharpener can hold tight the chains And the vise suits for semichisel chisel style cutters Adjustable angle 35 degrees left to right The saw chain sharpeners large grinding wheel is 5513.97 cm in diameter. It can be used for a long time and meets all your needs while you are polishing or sharpening things. The electric chainsaw blade sharpener can be used for polishing, sharpening, and grinding things. You can adjust the angle, and the machine is applicable for chains of 1/4", 3/8" Low Pro, 0.325", 3/8", and 0.404" pitch.