数控角铁冲孔机是生产风管角钢法兰的必备机械。主要应用于角钢（铁）的冲孔、剪角及剪断。全自动的生产方式和数控的精准大大提高了生产效率，减少了人工成本及材料的损耗
NC Angle Iron Piercing machine is a necessary machine for producing angle steel flange of air duct. Mainly used in angle steel (iron) punching, cutting angle and cutting. Fully automatic mode of production and CNC precision greatly improve production efficiency, reducing labor costs and material consumption
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