https://youtu.be/Dhi_vs1GXEU Product details of OGAWA EARTH AUGER DRILL SH580E (4INCH, 6INCH AND 8INCH BITS) Come With 3 unit drill bit (100, 150, 200mm) (4 inch, 6 inch,8 inch) Engine Type : Forced Air-cooled 2 stroke Displacement : 51.7cc Max. Output : 1.4kW Max. Engine Speed : 9500rpm and Auger Speed : 110 - 280rpm Max. Auger Dimension : 250mm Net / Gross Weight : 10kg / 12kg Come With 3 unit drill bit (100, 150, 200mm) (4 inch, 6 inch,8 inch) Engine Type : Forced Air-cooled 2 stroke Displacement : 51.7cc Max. Output : 1.4kW Max. Engine Speed : 9500rpm and Auger Speed : 110 - 280rpm Max. Auger Dimension : 250mm Net / Gross Weight : 10kg / 12kg Specification: Engine type forced air-cooled 2-stroke Displacement 51.7cc Max. output 1.4kW Fuel tank capacity 0.8L Ignition system CDI Starting system recoil Gear ratio 34:1 Max. engine speed 9,500r/min Clutch engine speed 3,700r/min Idle engine speed 2,700r/min Auger speed 110-280r/min Max. auger dimension 200mm Auger bit's include :- .Diameter 4" (100mm) height 760mm .Diameter 6" (150mm) height 760mm .Diameter 8" (200mm) heigth 917mm