Check the listing for details. Hammered Chinese WOK 1.6mm Flat Bottom - Yamada Kogyo JAPAN. Condition: New. Listed at 139.00 USD. The World famous WOK! Flat Bottom model . Works on Induction Top. (Electric Stove) YAMADA’s Hammered Chinese WOK. 1.6mm Thickness. Why hammering wok? By hammering the iron sheet, the particles gets smaller, stronger and harder. And difference of the thickness of the pan makes heat evenly. When wok is hammered small dimples are made at the same time which prevent foods from burn. A sheet of iron is hammered & over 5,000 times and is checked by skills craftsman. By hammering the iron sheet, the iron particles become smaller and stronger. Excellent heat conductivity. The hammered pattern makes easier for the oil to settle, harder to burn and light weight to hold. The fire strength is an important factor in preparing Chinese dishes, so the thickness of the pan is made to fit those needs. The bottom is thick and at the curve where the flames reach is made thin. This makes the heat conduction even and prepares good food. It can be used many ways, fry, stir fry, stew, boil, steam…. The best wok that proved by professionals. Researched many years for differences between hammered and pressed. **Some line, it looks like scratches, may seen on the surface, It will be disappear after seasoning the wok to remove the coating. This is not scratch marks on the metal. Sometimes it marks after coating. **The handle is welded for enforce the heavy duty use.The World famous WOK! Flat Bottom model . Works on Induction Top. (Electric Stove) YAMADA’s Hammered Chinese WOK. 1.6mm Thickness. Why hammering wok? By hammering the iron sheet, the particles gets smaller, stronger and harder. And difference of the thickness of the pan makes heat evenly. When wok is hammered small dimples are made at the same time which prevent foods from burn. A sheet of iron is hammered & over 5,000 times and is checked by skills craftsman. By hammering the iron sheet, the iron particles become smaller and stronger. Excellent heat conductivity. The hammered pattern makes easier for the oil to settle, harder to burn and light weight to hold. The fire strength is an important factor in preparing Chinese dishes, so the thickness of the pan is made to fit those needs. The bottom is thick and at the curve where the flames reach is made thin. This makes the heat conduction even and prepares good food. It can be used many ways, fry, stir fry, stew, boil, steam…. The best wok that proved by professionals. Researched many years for differences between hammered and pressed. **Some line, it looks like scratches, may seen on the surface, It will be disappear after seasoning the wok to remove the coating. This is not scratch marks on the metal. Sometimes it marks after coating. **The handle is welded for enforce the heavy duty use.