普遍用于小电机外壳的卷圆，卷制直径范围在φ25mm-φ80mm,厚度在0.3mm-2.5mm，它与冲床对比有以下优点：无噪音，无滑伤，卷制速度快，能耗低，更换模具简单，模具费用低，客户投资少，可多工位同时卷，因而效率高，操作简便。
Widely used for rolling in the small sizes of the motor housing, roll diameter φ 25mm- φ 80mm, thickness 0.3mm-2.5mm, contrast it with punch have the following advantages: no noise, no scratch, high speed rolling, low energy consumption, roller replacement is simple, low roller cost, customers less investment, multi-position and working same time, high efficiency and easy operation.