1、尺寸精度到达0.002mm之内；
2、圆度0.001mm；
3、同轴度0.002mm；
4、外圆研磨粗拙度最高可达Ra0.05。

gongsiyinjinjinbuqianbeidejiagongzhuangbei，ribenwaidaguangxuequxianmochuang、gangbenbiaoliyuanmochuang、sanjingmitsuigaojinglitimochuangjicncmochuang、heitianlitimochuang，jiagonggongyikedaoda±0.01mm。tongshijienacaisisanzuobiaohezhaoshinaideguangmangtouyinggaojinmijiancezhuangbeijiance，baozhangjiagongchicun；