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. SW-280J Top Drive Drill Machine For Water Well & Geology Exploration Product: Crawler Multifunctional Geological Drilling Machine Drilling Depth: 280m/200m Hole Diameter: NQ/150mm Coring method: single tube coring, double tube wire-line coring Engine: 42KW engine Application: widely used in geological prospecting exploration, foundation engineering, water conservancy and hydropower engineering and tunnel belt engineering exploration. It is especially good at mountainous and forest land with complex terrain and inconvenient transportation, plateau and… 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