用於鍵槽加工用
記號 | 外徑 | 刃長 | 全長 | 角徑 |
GKKEY3 | 3 | 6 | 50 | 6 |
GKKEY4 | 4 | 7 | 60 | 8 |
GKKEY5 | 5 | 8 | 60 | 8 |
GKKEY6 | 6 | 10 | 60 | 8 |
GKKEY7 | 7 | 10 | 60 | 10 |
GKKEY8 | 8 | 12 | 60 | 10 |
GKKEY9 | 9 | 12 | 70 | 12 |
GKKEY10 | 10 | 14 | 70 | 12 |
GKKEY11 | 11 | 16 | 75 | 12 |
GKKEY12 | 12 | 16 | 75 | 12 |
GKKEY13 | 13 | 16 | 80 | 16 |
GKKEY14 | 14 | 16 | 80 | 16 |
GKKEY15 | 15 | 16 | 80 | 16 |
GKKEY16 | 16 | 18 | 80 | 16 |
GKKEY18 | 18 | 18 | 85 | 20 |
GKKEY20 | 20 | 20 | 85 | 20 |