Includes low profile, premium urethane weight-mated sanding pad. Grey lever identifies 3/16-Inch (5 mm) dia. orbit, used for general sanding * Floating rotor utilizes five blades, producing more usable power. Less air is used more efficiently to maintain maximum power * Comfort Platform provides additional hand and wrist support. Also offers increased protection against cold air exhaust * Throttle lever recesses into housing grip when depressed, eliminating pressure-point on operator"s palm * For high production usage. Enhanced ergonomic features. Steel cylinder and end plates increase motor efficiency. Efficient vacuum capabilities