| OPENING SIZE | ITEM | TYPE | LENGTH | NUT END OUTSIDE DIAMETER | DRIVE END OUTSIDE DIAMETER | NUT DEPTH |
|---|---|---|---|---|---|---|
| 5 mm | 6505HM | I | 2" | 5/16" | 1/2" | 1/8" |
| 6 mm | 6506HM | I | 2" | 3/8" | 1/2" | 1/8" |
| 7 mm | 6507HM | I | 2" | 7/16" | 1/2" | 1/8" |
| 8 mm | 6508HM | I | 2" | 7/16" | 1/2" | 1/8" |
| 9 mm | 6509HM | II | 2" | 9/16" | 9/16" | 3/16" |
| 10 mm | 6510HM | II | 2" | 1/2" | 1/2" | 3/16" |
| 11 mm | 6511HM | II | 2" | 5/8" | 5/8" | 1/4" |
| 12 mm | 6512HM | II | 2" | 11/16" | 11/16" | 1/4" |
| 13 mm | 6513HM | II | 2" | 3/4" | 3/4" | 1/4" |
| 14 mm | 6514HM | II | 2" | 3/4" | 3/4" | 5/16" |
| 15 mm | 6515HM | II | 2" | 13/16" | 13/16" | 5/16" |