台钻发条弹簧:mm 厚度1.5 宽度10 长度1540 外径58 内径20 厚度×宽度×长度: 0.65×6×980,0.7×8×1540,0.8×10×1540,0.9×10×1540,1.2×10×1540,0.7×22×1800,1.5×10×1540,0.7×12×1540,0.7×19×1800,0.7×25×1840,1×30×2200,0.7×16×1800