| Item # | Description | Note |
| RB30NT0408B | 4 X .080 X 20MM-5/8 , W/ COOLING HOLE | Call for Order |
| RB30NT0408C | 4 X .080 X 7/8-5/8 , W/ COOLING HOLE | Call for Order |
| RB30NT4508B | 4.5 X .080 X 20MM-5/8 , W/ COOLING HOLE | Call for Order |
| RB30NT4508C | 4.5 X .080 X 7/8-5/8 , W/ COOLING HOLE | |
| RB30NT0508B | 5 X .080 X 20-5/8 , W/ COOLING HOLE | Call for Order |
| RB30NT0508C | 5 X .080 X 7/8-5/8 , W/ COOLING HOLE | |
| RB30NT0608U | 6 X .080 X UA-7/8-5/8 , W/ COOLING HOLE | |
| RB30NT0709U | 7 X .090 X UA-7/8-5/8 , W/ COOLING HOLE | |
| RB30NT0809U | 8 X .090 X UA-7/8-5/8 , W/ COOLING HOLE | Call for Order |
| RB30NT1009U | 10 X .090 X UA-7/8-5/8 , W/ COOLING HOL | |
| RB30NT1212B | 12 X .125 X 20MM , W/ COOLING HOLE | Call for Order |
| RB30NT1212E | 12 X .125 X 1-20MM , W/ COOLING HOL | Call for Order |
| RB30NT1412B | 14 X .125 X 20MM , W/ COOLING HOLE | Call for Order |
| RB30NT1412E | 14 X .125 X 1-20MM , W/ COOLING HOLE | |