黄色镀锌外六角钻尾螺丝的实际重量

直径（毫米）      去顶部的长度（毫米）       数量（个）     重量（市斤）

4.5                 15                       20             0.12

4.5                 25                       20             0.16

4.6                 36                       20             0.19

4.6                 45                       20             0.23

4.6                55                        20             0.28

4.6                70                        20             0.31

4.85               95                        20             0.43

4.85              120                        20             0.54

5.8               145                        20             0.88