單位:mm
No.
A
B
C
D
質量 (g)
價格
25
1"
1/4"
5/16"
11/16"
90
32
1-1/4"
110
50
2"
3/8"
13/16"
230
75
3"
1/2"
365
75A
5/8"
1-1/8"
385
100
4"
15/16"
545
100A
3/4"
570
125
5"
680