弹性刀柄，泛用型刀柄采用非偏心平衡螺帽；弹性刀柄预设动平衡设计刀柄精度<0.005mm SK-ER弹性刀柄，型号规格 SK40-ER16-70 SK40-ER16-100 SK40-ER20-70 SK40-ER20-100 SK40-ER25-70 SK40-ER25-100 SK40-ER32-70 SK40-ER32-100 SK40-ER40-80 SK40-ER40-100 SK50-ER16-100 SK50-ER16-150 SK50-ER20-100 SK50-ER20-150 SK50-ER25-100 SK50-ER25-150 SK50-ER32-100 SK50-ER32-150 SK50-ER40-100 。