precise design and manufacturing, reasonable price Total number of drilling shafts 126Max drilling diameter 15mmMax. drilling depth 55mmSpeed 2840r/minAerial pressure 0.6MpaMinimum drilling pitch 32 mm Working power 3-HP-380VTotar power 7.4kwDimension 4500*1300*1550mmWeight of the machine 2000kg MZ7621B six line multi-spinde wood driling machine