KT-0222 機架結構均采用優質加厚的45號鋼板焊接而成，經過高溫退火處理，結構性能穩定，能承受較大加工載荷。工作臺采用優質鑄件材料，經過高溫退火處理，結構性能穩定。機床鋼性好，鉆孔直徑大，加工大尺寸玻璃。下鉆頭自動進給，上鉆頭手動進給，加工性能優越，該機生產效率高，用于批量生產。

The machine structure is made of NO.45 quality thick steel plates,which is of casting materials(annealed to prevent deformation),Which can bear large loads and has stable performance.The workbench is of casting material(annealed to prevent deformation),Which has simple-operating,stable function,safety and long durability.Machine tool rigidity,drilling diameter;for drilling large diameter holes.Under automatic feed drill,the drill manual feed,processing ,superior performance,High work efficiency and easy operation.