It is necessary to determine what the drilling rig will be used for, as well as what kind of terrain it will mainly be operating on. Depending on the terrain, you can choose between different types of drilling rigs: rotary drilling rigs , percussion drilling rigs , down-the-hole drilling rigs , top hammer drilling rigs (with a high hammer) , etc. It is also important to define the type of mobility you will need. There are autonomous crawler drilling rigs and truck-mounted or trailer-mounted drilling rigs that need to be powered by a generator or the truck that carries them. Once you have determined the type of machine you need, you can calculate the size required according to the diameter and depth of the borehole. 🥳✨🤩👉【Hot Sale】Down the hole drilling rig Machine | DTH drilling rig for Sale | DTH hammer | DTH DRILLING TOOLS 🧐🧐【Want Price?】Leave your needs and WhatsApp/WeChat/Email, we will send it to you. 📞📞【Whatsapp/Wechat/Ph...