Hand Held Gasoline Petrol Vertical Yn27c Mining Rock Drill

Hand Held Gasoline Petrol Vertical Yn27c Mining Rock Drill1. Very compact structure, Less of the-easy-to-damage-parts, very easy to control. It can adapt to these outside situations there is no water and no electronic power. 2. It is a Kind hand held drill built up with gasoline engine, Air pump, rock drill and the rotation plumbum equipment for running or stop. 3. It can be used for breaking, drilling, blasting, tamping splitting and ramming. Advantages of hand-held rock drill:A: Reasonable design B: Convinient operation C: Fast drilling velocity D: Engery-saving E: Efficient F: Long service life of parts G: Parts highly interchangeable and reliable performance etc H: Both hand held and with airleg available. TypeYN27CWeight of main machine27kgOverall dimensions(L*W*H)746*315*229mmType of engineSingle cylinder, air cooled two strokesCylinder diameter*stroke of pistonΦ58*70mmRotation speed of engine≥2450rpmDisplacement of engine piston185cm³Type of carburetorhand needle valve, floatless typeIgnition systemcontrollable silicon, contactless systemDrilling speed (mean value of five holes)≥250mm/minDrilling hole diameter28-42mmMax drilling depth6mFuel consumption≤0.12L/mTank capacity≥1.5literMixture ratio of gasoline and lubrication oil (in volumes)12:01Drill rod and breaker shankHex22*108mmRotating speed of drill rod≥200rounds/minClearance of spark plug0.5-0.7mm  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1