3/32″ 2 Step & Single Step
3/32" 2 Step & Single Step
| PART NUMBER | SHORT DESCRIPTION | Chuck Size | A | B | C | D | F | K | L | BOLT |
| HR-BB-500-RJ | HR STD 16" 3/32" 2 STEP REV HJ | 16" - 20" | 5 1/2 | 3.469 | 2 1/2 | 1.004 | 1.625 | 0.950 | 1.900 | 3/4 |
| HR-BB-500-RJ-SS | HR STD 16" 3/32" SS REV HJ | 5 1/2 | 3.469 | 2 1/2 | 1.004 | 1.625 | 1.900 | NA | 3/4 | |
| HR-BB-630-RJ | HR STD 25" 3/32" 2 STEP REV HJ | 25" - 31 1/2" | 8 1/4 | 3.969 | 3 1/2 | 1.181 | 2.375 | 1.000 | 2 | 1 |
| HR-BB-630-RJ-SS | HR STD 25" 3/32" SS REV HJ | 8 1/4 | 3.969 | 3 1/2 | 1.181 | 2.375 | 2.000 | NA | 1 |