Adaptors used to fit ratchet handles to sockets which have larger or smaller square drive fittings.
| CODE | Male SQ Drive X Female SQ Drive | Overall Length mm | Weight grm |
| 610471 | 9.5 (3/8″) X 6.35 (1/4″) | 23 | 15 |
| 610472 | 6.35 (1/4″) X 9.5 (3/8″) | 25 | 15 |
| 610473 | 12.7 (1/2″) X 9.5 (3/8″) | 32 | 40 |
| 610474 | 9.5 (3/8″) X 12.7(1/2″) | 33 | 50 |
| 610475 | 19.0 (3/4″) X 12.7(1/2″) | 42 | 115 |
| 610476 | 12.7(1/2″) X 19.0 (3/4″) | 46 | 170 |
| 610477 | 25.4(1″) X 19.0 (3/4″) | 58 | 340 |
| 610478 | 19.0 (3/4″) X 25.4(1″) | 63 | 420 |
| 610479 | 38.1 (1-1/2“) X 25.4(1″) | 77 | 780 |