Power trowel *Comfort operation,safety and increased productivity are essential considerations in our power trowel. *Over-built gearbox assures the long service life. *Best quality of damping device eliminates the quiver of the guard rings thoroughly,to avoid damaging the blades. *Mandatory safe switch has been installed,the safe switch can shuts the engine down in the event of the operator loose control of the unit. *Metal plated guard rings are rust-proof and easy cleaning. *Height adjustable handle assures operator comfort and easy to control. *Each trowel is balanced with regard to engine location and heavy-weight design for excellent performance and reduced operator fatigue,operated steadily. technical specificationmodelHGM80-100HHGM80-100RHGM80-100LHGM80-100Kenginepetrol,honda GX160petrol,robin EY20petrol,Lifan 168Fdiesel,kipor KM170Fpower(hp)5.555.53.4weight(kg)979897109rotary speed(rpm)70 140Qty blades4rotary diameter(cm)76(30in)/90(36in)diameter of pan(cm)80/100