BSW |
RH |
LH |
3/32
x 48 |
* |
|
1/8
x 40 |
* |
|
5/32
x 32 |
* |
* |
3/16
x 24 |
* |
|
13/64
x 24 |
* |
|
7/32
x 24 |
* |
|
1/4
x 20 |
* |
* |
5/16
x 18 |
* |
* |
3/8
x 16 |
* |
* |
7/16
x 14 |
* |
* |
1/2
x 12 |
* |
* |
9/16
x 12 |
* |
* |
5/8
x 11 |
* |
* |
11/16
x 11 |
* |
|
3/4
x 10 |
* |
* |
13/16
x 10 |
* |
|
7/8
x 9 |
* |
* |
| 15/16
x 9 |
* |
|
1
x 8 |
* |
* |
1
1/8 x 7 |
* |
|
1
1/4 x 7 |
* |
|
1
3/8 x 6 |
* |
* |
1
1/2 x 6 |
* |
|
1
5/8 x 5 |
* |
|
1
3/4 x 5 |
* |
|
2
x 4 1/2 |
* |
|
|
|
BSF |
RH |
LH |
3/16
x 32 |
* |
* |
7/32
x 28 |
* |
|
1/4
x 26 |
* |
* |
9/32
x 26 |
* |
|
5/16
x 22 |
* |
|
3/8
x 20 |
* |
|
7/16
x 18 |
* |
|
1/2
x 16 |
* |
* |
9/16
x 16 |
* |
|
5/8
x 14 |
* |
|
11/16
x 14 |
* |
|
3/4
x 12 |
* |
|
13/16
x 12 |
* |
|
7/8
x 11 |
* |
* |
1
x 10 |
* |
* |
1
1/8 x 9 |
* |
|
1
1/4 x 9 |
* |
|
1
3/8 x 8 |
* |
|
1
1/2 x 8 |
* |
|
2
x 7 |
* |
|
|
|
Withworth
Fine |
RH |
LH |
7/32
x 28 |
* |
|
3/16
x 60 |
* |
|
13/64
x 24 |
* |
|
15/64
x 40 |
* |
|
1/4
x 28 |
* |
|
1/4
x 32 |
* |
|
1/4
x 36 |
* |
|
9/32
x 28 |
* |
* |
9/32
x 32 |
* |
|
9/32
x 40 |
* |
|
9/32
x 48 |
* |
|
0.305
x 30 |
* |
|
0.308
x 30 |
* |
|
5/16
x 20 |
* |
|
5/16
x 30 |
* |
|
5/16
x 40 |
* |
|
7/16
x 24 |
* |
|
7/16
x 28 |
* |
|
1/2
x 24 |
* |
|
1/2
x 28 |
* |
|
37/64
x 34 |
* |
|
9/16
x 20 |
* |
|
9/16
x 24 |
* |
|
0.576
x 34 |
* |
|
5/8
x 20 |
* |
|
5/8
x 24 |
* |
|
|
|
Withworth Fine |
RH |
LH |
5/8
x 26 |
* |
|
11/16
x 16 |
* |
|
11/16
x 20 |
* |
|
11/16
x 24 |
* |
|
3/4
x 20 |
* |
|
3/4
x 24 |
* |
|
3/4
x 36 |
* |
|
13/16
x 24 |
* |
|
7/8
x 14 |
* |
|
7/8
x 20 |
* |
|
7/8
x 24 |
* |
|
15/16
x 14 |
* |
|
1
x 20 |
* |
|
1
x 24 |
* |
|
1
1/8 x 14 |
* |
|
1
1/8 x 18 |
* |
|
1
1/8 x 20 |
* |
|
1
3/8 x 12 |
* |
* |
1
3/8 x 14 |
* |
|
1
3/8 x 16 |
* |
|
1
3/8 x 18 |
* |
|
1
21/32 x 24 |
* |
|
1
3/4 x 16 |
* |
|
1
15/16 x 11 |
* |
|
2
1/2 x 16 |
* |
|
2
5/8 x 10 |
* |
|
3
1/8 x 10 |
* |
|
|