... ,up to GS/CE/EMC European standard 2.65A demolition hammer:220V,50Hz,2200W,2000/min,48J 3.double insulation Description ... ,safety and for long time constant work in concrete,steel,stone etc4.it is equipped with over load protection device,which ... .double insulation7.we use high-quality vacuum hardening gearWorkshopPackage Domolition hammer partsAccessories( drill bit) As for the cplor,brand and package ...