Chuck Size
Part No.
A
B
C
D
E
F
G
Bolt
B-12 to B-212
JN-220-A
2.188
1.120
1.159
.708
.826
1.181
.454
9/16-12
JN-220-M
14MM
B-15
JN-B15-A
3.150
1.772
1.315
.866
.944
1.693
.630
3/4-10
JN-B15-M
20MM
The Workholding Authority