Patented Wright Drive design distributes contact over a larger surface area for greater gripping power and strength. Oiled Black Oxide finish
| PART NUMBER | NOM. SIZE | RET RING | SHAPE | L | DS | DD | BD |
|---|---|---|---|---|---|---|---|
| 68-17mm | 17mm | 6581 | I | 48.51 | 29.85 | 41.15 | 9.53 |
| 68-18mm | 18mm | 6581 | I | 48.51 | 31.24 | 41.15 | 9.53 |
| 68-19mm | 19mm | 6581 | I | 48.51 | 31.55 | 41.15 | 14.30 |
| 68-20mm | 20mm | 6581 | I | 48.51 | 34.04 | 41.15 | 15.47 |
| 68-21mm | 21mm | 6581 | I | 50.80 | 34.77 | 41.15 | 15.47 |
| 68-22mm | 22mm | 6581 | I | 50.80 | 36.83 | 41.15 | 14.30 |
| 68-23mm | 23mm | 6581 | II | 50.80 | 41.02 | 41.02 | 12.70 |
| 68-24mm | 24mm | 6581 | II | 50.80 | 41.15 | 41.15 | 14.30 |
| 68-26mm | 26mm | 6581 | II | 50.80 | 41.15 | 41.15 | 17.48 |
| 68-27mm | 27mm | 6581 | II | 53.98 | 42.75 | 42.75 | 17.48 |
| 68-28mm | 28mm | 6581 | II | 53.98 | 44.45 | 44.45 | 27.83 |
| 68-29mm | 29mm | 6581 | II | 53.98 | 46.02 | 46.02 | 28.08 |
| 68-30mm | 30mm | 6581 | II | 53.98 | 47.75 | 47.75 | 27.75 |
| 68-31mm | 31mm | 6581 | II | 53.95 | 47.75 | 47.75 | 27.08 |
| 68-32mm | 32mm | 6582 | II | 53.98 | 50.80 | 50.80 | 27.08 |
| 68-33mm | 33mm | 6582 | III | 53.98 | 50.80 | 50.80 | 26.75 |
| 68-34mm | 34mm | 6582 | III | 53.98 | 52.58 | 52.58 | 26.41 |
| 68-35mm | 35mm | 6582 | III | 57.15 | 53.98 | 45.72 | 29.26 |
| 68-36mm | 36mm | 6582 | III | 57.15 | 56.64 | 45.72 | 28.92 |
| 68-38mm | 38mm | 6582A | III | 57.15 | 58.67 | 45.72 | 28.26 |
| 68-40mm | 40mm | 6582A | III | 63.50 | 61.98 | 45.72 | 34.00 |
| 68-41mm | 41mm | 6582A | III | 63.50 | 62.99 | 48.26 | 33.61 |
| 68-42mm | 42mm | 6582A | III | 65.07 | 63.50 | 48.26 | 34.87 |
| 68-43mm | 43mm | 6582A | III | 66.68 | 65.02 | 48.26 | 36.12 |
| 68-46mm | 46mm | 6582A | III | 66.68 | 69.09 | 48.26 | 35.12 |
| 68-50mm | 50mm | 6582A | III | 69.85 | 73.41 | 48.26 | 36.96 |