Makita models GS5000 are double insulated versions of model 9105 125mm (5") straight grinder. The high performance and handling is the same as model 9105.Features and BenefitsImproved gear durability by change of grease and modification on the inside of gear housingErgonomically design handle and barrel for added extra maneuverabilityDouble InsulationCompact & LightweightRubberized soft grip provides comfortable and sure gripLarge Trigger for easy operationSpecificationsBore Diameter - 20 mmThickness (T) - 20 mmWheel diameter - 125 mmInput Wattage - 750 wNo Load Speed - 5,600 rpmNet weight - 5 kgVibration K factor - 1.5 m/sec²Vibration: Artificial Wheel - 2.5 m/sec²Voltage - 110v