Makita GA4550/1 115mm Angle Grinder With Paddle Switch 110v The Makita GA4550 115mm Grinder has a powerful 1300w motor with a paddle switch trigger. It offers high quality cutting & grinding, due to a longer service life from the motor, and the gear housing has been redesigned to prevent breakage of the shaft locking mechanism. The large size lock pin cap allows operation even with thick gloves on. FEATURES Double insulation Enhanced shaft locking mechanism Easy-to-hold barrel grip Large paddle switch Rubberised soft grip Tool-less wheel cover is adjustable to any desired position High durability Machined bevel gears Holder for attaching anti-drop strap SPECIFICATION Voltage: 110v Bore Diameter: 22.23mm Max. Wheel Thickness: 7.2mm Max. Wheel Diameter: 115mm Input Wattage 110v: 1200 W No Load Speed: 11,000 rpm Net Weight: 2.4 - 2.8 kg NOISE & VIBRATION Noise Sound Pressure: 91 dB(A) Noise Sound Power: 102 dB(A) Noise K Factor: 3 dB(A) Vibration K Factor: 1.5 m/sec² Vibration: Surface Grinding: 7.0 m/sec² Vibration: Disc Sanding: 2.5 m/sec²