Against accident, explore water, explore gas drills: KHYD40dIA (2kw) KHYD40dIAB (2kw variable rate) KHYD75dIA (3kw) KHYD140dIAB (5.5kw variable rate) KHYD155dIAB (7.5kw variable rate) The mine electrical demolition-isolation rock drill is used to drill demolition holes. It is applicable to underworkings digging, road construction, irrigation works construction, metallurgy, mining and earthwork projects as well as the drilling of affusion holes, danger-detection holes and gas detection and discharge holes in the ledge. This is the exclusive product in China, and we are their sole agent. If you have any interest, please dont hesitate to contact us.