Useful spanner sizes.
|
|
|
|
|
Useful Spanner Sizes |
|
|
|
|
|
|
|
|
|
|
|
Inches |
Millimetres |
Spanner |
|
|
|
|
|
0.25 |
|
1/4 AF |
|
0.276 |
7mm |
7mm |
|
0.313 |
|
5/16 AF |
|
0.315 |
8mm |
8mm |
|
0.344 |
|
11/32 AF, 1/8 BSW |
|
0.354 |
9mm |
9mm |
|
0.375 |
|
3/8 AF |
|
0.394 |
10mm |
10mm |
|
0.433 |
11mm |
11mm |
|
0.438 |
|
7/16 AF |
|
0.445 |
|
3/16 BSW, 1/4 |
|
0.472 |
12mm |
12mm |
|
0.5 |
|
1/2 AF |
|
0.512 |
13mm |
13mm |
|
0.525 |
|
1/4 BSW, 5/16 BSF |
|
0.551 |
14mm |
14mm |
|
0.563 |
|
9/16 AF |
|
0.591 |
15mm |
15mm |
|
0.6 |
|
5/16 BSW, 3/8 BSF |
|
0.625 |
|
5/8 AF |
|
0.63 |
16mm |
16mm |
|
0.669 |
17mm |
17mm |
|
0.686 |
|
11/16 AF |
|
0.709 |
18mm |
18mm |
|
0.71 |
|
3/8 BSW, 7/16 BSF |
|
0.748 |
19mm |
19mm |
|
0.75 |
|
3/4 AF |
|
0.787 |
20mm |
20mm |
|
0.813 |
|
13/16 AF |
|
0.82 |
|
7/16 BSW, 1/2 BSF |
|
0.826 |
21mm |
21mm |
|
0.866 |
22mm |
22mm |
|
0.875 |
|
7/8 AF |
|
0.905 |
23mm |
23mm |
|
0.92 |
|
1/2 BSW, 9/16 BSF |
|
0.938 |
|
15/16 AF |
|
0.945 |
24mm |
24mm |
|
0.984 |
25mm |
25mm |
|
1 |
|
1 in AF |
|
1.01 |
|
9/16 BSW, 5/8 BSF |
|
1.024 |
26mm |
26mm |
|
1.063 |
27mm |
1 1/16 AF, 27mm |
|
1.1 |
|
5/16 BSW, 11/16 BSF |
|
1.125 |
|
1 1/8 AF |
|
1.181 |
30mm |
30mm |
|
1.2 |
|
11/16 BSW, 3/4 BSF |
|
1.25 |
|
1 1/4 AF |
|
1.26 |
32mm |
32mm |
|
1.3 |
|
3/4 BSW, 7/8 BSF |
|
1.313 |
|
1 5/16 AF |
|
1.39 |
|
13/16 BSW, 15/16 BSF |
|
1.417 |
36mm |
36mm |
|
1.418 |
|
1 7/16 AF |
|
1.48 |
|
7/8 BSW, 1in BSF |
|
1.5 |
|
1 1/2 AF |
|
1.575 |
40mm |
15/16 AF, 40mm |
|
|
|
|