If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. SD-100Y Air DTH Hammer Drilling Rig 30m Rock Drilling Product: Crawler Type Air DTH Hammer Rig Drilling Depth: 30mDrilling diameter :90-140mmPower: 45HP diesel engineDrilling method: widely used in mining, construction, quarrying, and exploration activities for drilling blastholes, foundation holes, anchors, geothermal wells, etc. We're here to help,Easy ways to get the answers you need. Mobile Phone: 008618137852864 Email: [email protected] Please enable JavaScript in your browser to complete this form.NameYour NameEmail *Your EmailPhone *Your Phone NumberComment or Message *Please include your detailed requirements, so that we can quote the best price accordingly.Submit