Makita GA9020S Angle Grinder 230mm with Soft Start 240v The Makita GA9020S angle grinder features great durability and soft start and sports a 2000 watt motor and is designed so minimal dust gets into the motor. FEATURES Superior Anti-Dust Structure Machined bevel gears Greater heat resistance Gear housing can be positioned at every 90 degrees Soft start feature SPECIFICATION Max Wheel Diameter: 230 mm Max Wheel Thickness: 6.5 mm Bore Diameter: 22 mm Spindle Thread: M14 Input Wattage: 2000 W No Load Speed: 6,600 rpm Overall Length: 473 mm Net Weight: 5.9 kg NOISE & VIBRATION Sound Pressure Level (LpA): 89 dB(A) Sound Power Level (LWA): 100 dB(A) Uncertainty (K): 3 dB(A)  Vibration: Surface Grinding: Vibration Emission (ah,AG): 5.5 m/s2 Uncertainty (K): 1.5 m/s2 Vibration Disc Sanding: Vibration Emission (ah,DS): 2.5 m/s2 Uncertainty (K): 1.5 m/s2