air /petrol /electric rock drill from china type:YT24,YT28,YN30,YN30A,YN30E,YN27,YN27C,YN27T certificate:ISO9001,CE super air /petrol /electric rock drill from chinaFeatures 1. The Internal Combustion Rock Drill is a hand-operated rock-drilling tool, composed of a small...

Air drilling tools is powered by air compression,can be used for drilling on the hard rock and rock with medium hardness. Air drilling tools Y24,Y28,YT24,YT28:the shell is made of the high performance ADI (Austenite and Bainite Ductile Iron) casting, which makes it not only having...

manual rock drilling series: model:yn30a,ynf30,yn27c,yn27t,yn27,yt28 petrol engine+air compressor+rock drill YN30a manual rock drill applications 1. The machine is used for rock drilling. It can be converted into a breaker or a hammer for breaking, digging, splitting and ramming...

DGN21 Internal combustion tamping tool mainly used for ramming roadbed of railway,also tamping,digging, chiseling, cleaving DGN21 Internal combustion tamping tool:1.Weight of main machine:25kg2.Overall dimensions:712×460×300mm3.Type of engine:single cylinder, air...

rock drilling yn27 can be converted into a breaker or a hammer for breaking, digging, splitting and ramming. Internal combustion rock drill yn271. The Internal Combustion Rock Drill Type YN27 is a hand-operated rock-drilling tool, composed of a small petrol engine, an air...