Precision cnc internal grinding machines [model igrind-30/45], comes from micromatic grinding technologies ltd. The are manufactured in technical collaboration with lizzni of italy. These grinding machines are used for components having hole sixes of 5 to 250 mm and maximum length of 250 mm. A variety of be tdriven/high-frequency spindles are offered as per customers need. Tailor-made pneumatic work clamping arrangement with automatic checking by cnc allows varied customers applications. The o modality of grinding provides 18 self-operated grinding cycles which is offered as option. Technical specifications for both the models include: 300 and 400 mm maximum rotating diameters; 150 maximum workpiece length;50 and 100 kgs maximum component weight; 270 mm cross travel; 350 mm longitudinal travel; 20 and 30 kva total installed power; and net weight of 4500 and 5500 kgs respectively.