| Mode | diameter | Flute Length | Total length | Shank |
| D1 | L1 | L | d | |
| JGR304006A | 4 | 8 | 50 | 6 |
| JGR305006A | 5 | 13 | 50 | 6 |
| JGR306006A | 6 | 16 | 50 | 6 |
| JGR307008A | 7 | 16 | 60 | 8 |
| JGR308008A | 8 | 19 | 60 | 8 |
| JGR309010A | 9 | 25 | 75 | 10 |
| JGR310010A | 10 | 25 | 75 | 10 |
| JGR311012A | 11 | 30 | 75 | 12 |
| JGR312012A | 12 | 30 | 75 | 12 |
| JGR316016A | 16 | 35 | 100 | 16 |
| JGR320020A | 20 | 45 | 100 | 20 |