Features and Benefits: * 20,000 max. RPM of quiet speed * Composite handle to keep handle from getting cold during long runs * Built in screw regulator to set tool to desired speed * Only 82 dBA * Covered under a 2 year limited warranty Conveniently placed grease fitting to help maintain gearing. 1/4” Collet will accommodate most available accessories. Locking variable speed lever allows speed control throughout the power range. Precision machined gearing for smooth operation and long life. Anodized corrosion resistant steel for long life.