Makita BO5041 5\" Random Orbit Sander with Esc & Front Grip Featuring Electronic Speed Control and Front Grip FEATURES Variable speed control dial (4,000 - 12,000 OPM) to match the sanding speed to the material Ergonomic rubberized palm grip and handle for improved operator comfort and control Adjustable front handle allows for sanding in corners and confined areas Large two-finger trigger switch with conveniently located lock-on button for continuous use and increase operator comfort Large 1/8\" random orbit action for fast and super smooth sanding provides a swirl free finish Pad control system for controlled pad speed upon start-up Efficient through-the-pad dust collection system for a cleaner working environment Pad brake engineered for increased performance and reduced gouging High capacity dust collection system with built-in vacuum port adapter for improved dust collection Uses quick-change 5\" (8-hole) hook-and-loop abrasive paper Oversized sealed ball bearing construction for longer tool life Double insulated SPECIFICATION Wattage: 300 w Abrasive Disc: 125 mm / 5\" Strokes per Minute: 8,000 - 24,000 spm Orbits per Minute: 4,000 - 12,000 opm Variable Speed Dial : Yes Pad Size: 123 x 123 mm Net Weight: 1.4 Kg NOISE & VIBRATION Vibration K Factor: 1.5 m/sec² Vibration: Sanding 3.5 m/sec²