Product details:

Features and benefits:3/8in arbor x 2-7/8in wheel sizefast, quiet operationcontoured level throttle with positive self-locking actionbuilt in speed regulator360 degree rotatable chrome-plate spark guardexhaust replacement is this powerful tool's specialty. Now you can cut off mufflers and tail pipes quickly, efficiently, and quietly. It has an 18, 000 rpm motor that can handle the toughest exhaust replacements and cut sheet metal, nuts and bolts.