how to make easy hole in water tank, पानी की टंकी में होल कैसे करें?

hello doston swagat hai aapka mere UA-cam channel mein doston is video ke andar humne drill machine se hole padhaane ki taknik batane ki koshish ki hai is taknik ka sabhi ko pata hai lekin humne ise vistar se batane ki koshish ki hai doston video thodi lambi jarur hai Magar aapko is video ke jarie acchi maloomat Dene ki humne koshish ki hai to doston video ko skip na Karen video ko pura dekhen aur detail se samjhe ki humne is video mein क्या-क्या chijen batai hai