| Wrench Jaw Sizes and corresponding Nut/Bolt Use | ||||||
|---|---|---|---|---|---|---|
| Jaw Size mm |
Jaw Size Inches |
Spanner Metric |
Spanner AF |
Spanner British |
Common Nut/Bolt (*=non-preferred) |
|
| 2.97 | 0.117 | 10BA | ||||
| 3.20 | 0.126 | 3.2mm | M1.6 | |||
| 3.33 | 0.131 | 9BA | ||||
| 3.86 | 0.152 | 8BA | ||||
| 3.97 | 0.156 | 5/32 AF | No.0 UNC | |||
| 4.00 | 0.157 | 4mm | M2 | |||
| 4.37 | 0.172 | 7BA | ||||
| 4.76 | 0.188 | 3/16 AF | No.2 UNC | |||
| 4.90 | 0.193 | 6BA | ||||
| 5.00 | 0.197 | 5mm | M2.5 | |||
| 5.50 | 0.217 | 5.5mm | M3 | |||
| 5.56 | 0.219 | 7/32 AF | ||||
| 5.59 | 0.220 | 5BA | ||||
| 5.95 | 0.234 | 15/64 AF | ||||
| 6.00 | 0.236 | 6mm | M3.5* | |||
| 6.30 | 0.248 | 4BA | ||||
| 6.35 | 0.250 | 1/4 AF | No.4 UNC | |||
| 7.00 | 0.276 | 7mm | M4 | |||
| 7.14 | 0.281 | 9/32 AF | ||||
| 7.16 | 0.282 | 3BA | ||||
| 7.94 | 0.313 | 5/16 AF | No.6 UNC | |||
| 8.00 | 0.315 | 8mm | M5 | |||
| 8.23 | 0.324 | 2BA | ||||
| 8.59 | 0.338 | 1/8 W; 3/16 BSF | ||||
| 8.73 | 0.344 | 11/32 AF | No.8 UNC | |||
| 9.00 | 0.354 | 9mm | ||||
| 9.27 | 0.365 | 1BA | ||||
| 9.53 | 0.375 | 3/8 AF | No.10 UNC | |||
| 10.00 | 0.394 | 10mm | M6 | |||
| 10.49 | 0.413 | 0BA | ||||
| 11.00 | 0.433 | 11mm | M7*; | |||
| 11.11 | 0.438 | 7/16 AF | 1/4 UNF | |||
| 11.30 | 0.445 | 3/16 W; 1/4 BSF | ||||
| 12.00 | 0.472 | 12mm | ||||
| 12.70 | 0.500 | 1/2 AF | 5/16 UNF | |||
| 13.00 | 0.512 | 13mm | M8 | |||
| 13.34 | 0.525 | 1/4 W; 5/16 BSF | ||||
| 14.00 | 0.551 | 14mm | ||||
| 14.29 | 0.563 | 9/16 AF | 3/8 UNF | |||
| 15.00 | 0.591 | 15mm | ||||
| 15.24 | 0.600 | 5/16 W; 3/8 BSF | ||||
| 15.88 | 0.625 | 5/8 AF | 7/16 UNF (bolt) |
|||
| 16.00 | 0.630 | 16mm | ||||
| 17.00 | 0.669 | 17mm | M10 | |||
| 17.46 | 0.688 | 11/16 AF | 7/16 UNF (nut) | |||
| 18.00 | 0.709 | 18mm | ||||
| 18.03 | 0.710 | 3/8 W; 7/16 BSF | ||||
| 19.00 | 0.748 | 19mm | M12 | |||
| 19.05 | 0.750 | 3/4 AF | 1/2 UNF | |||
| 20.00 | 0.787 | 20mm | ||||
| 20.64 | 0.813 | 13/16 AF | 9/16 UNF |
|||
| 20.83 | 0.820 | 7/16 W; 1/2 BSF | ||||
| 21.00 | 0.827 | 21mm | ||||
| 22.00 | 0.866 | 22mm | M14* | |||
| 22.23 | 0.875 | 7/8 AF | 9/16 UNF (nut) | |||
| 23.00 | 0.906 | 23mm | ||||
| 23.37 | 0.920 | 1/2 W; 9/16 BSF | ||||
| 23.81 | 0.938 | 15/16 AF | 5/8 UNF | |||
| 24.00 | 0.945 | 24mm | M16 | |||
| 25.00 | 0.984 | 25mm | ||||
| 25.40 | 1.000 | 1 AF | ||||
| 25.65 | 1.010 | 9/16 W; 5/8 BSF | ||||
| 26.00 | 1.024 | 26mm | ||||
| 26.99 | 1.063 | 1-1/16 AF | ||||
| 27.00 | 1.063 | 27mm | M18* | |||
| 27.94 | 1.100 | 5/8 W; 11/16 BSF | ||||
| 28.00 | 1.102 | 28mm | ||||
| 28.58 | 1.125 | 1-1/8 AF | 3/4 UNF | |||
| 30.00 | 1.181 | 30mm | M20 | |||
| 30.48 | 1.200 | 11/16 W; 3/4 BSF | ||||
| 31.75 | 1.250 | 1-1/4 AF | ||||
| 32.00 | 1.260 | 32mm | M22* | |||
| 33.02 | 1.300 | 3/4 W; 7/8 BSF | ||||
| 33.34 | 1.313 | 1-5/16 AF | 7/8 UNF | |||
| 34.00 | 1.339 | 34mm | ||||
| 35.31 | 1.390 | 13/16 W? | ||||
| 36.00 | 1.417 | 36mm | M24 | |||
| 36.51 | 1.438 | 1-7/16 AF | ||||
| 37.59 | 1.480 | 7/8 W; 1 BSF | ||||
| 38.00 | 1.496 | 38mm | ||||
| 38.10 | 1.500 | 1-1/2 AF | 1 UNF | |||
| 40.13 | 1.580 | 15/16 W? | ||||
| 41.00 | 1.614 | 41mm | M27* | |||
| 41.28 | 1.625 | 1-5/8 AF | ||||
| 42.42 | 1.670 | 1 W; 1-1/8 BSF | ||||
| 42.86 | 1.688 | 1-11/16 AF | 1-1/8 UNF | |||
| 46.00 | 1.811 | 46mm | M30 | |||
| 46.04 | 1.813 | 1-13/16 AF | ||||
| 47.24 | 1.860 | 1-1/8 W; 1-1/4 BSF | ||||
| 47.63 | 1.875 | 1-7/8 AF | 1-1/4 UNF | |||
| 50.00 | 1.969 | 50mm | M33* | |||
| 50.80 | 2.000 | 2 AF | ||||
| 52.07 | 2.050 | 1-1/4 W; 1-3/8 BSF | ||||
| 52.39 | 2.063 | 2-1/16 AF | 1-3/8 UNF | |||
| 55.00 | 2.165 | 55mm | M36 | |||
| 55.56 | 2.188 | 2-3/16 AF | ||||
| 56.39 | 2.220 | 1-3/8 W; 1-1/2 BSF | ||||
| 57.15 | 2.250 | 2-1/4 AF | 1-1/2 UNF | |||
| 60.00 | 2.362 | 60mm | M39* | |||