The YN27C rock drill is used for drilling,splitting breaking, ramming, shovelling. And widely used in mining,road-contruction. Gasoline Powered Rock Drill - YN27CYN27C Gasoline Powered Rock Drilling Machine is available for drilling, road breaking & construction, mining, quarrying and national defense construction, etc. Product SpecificationsWeight27kgsOverall Dimension746x315x229mmEngine ...