ETS 左螺旋 带六卡口螺帽 这款螺帽具有和标准型ETS螺帽同样的特色和优点，配合六卡口扳手，用于精密耦合到刀具装夹系统。
ETS LEFT THREAD NUTS
This version has the same features and advantages of the standard ETS and its design with six cuts is compatible with specific spanners used for a precise coupling on the tool-holding system.
(Dimensions are in mm)
| TYPE | ØA | B | C | D | Used on Collet | Reference Number |
| ETS 25.2 ETS 25.3 | 42.00 42.00 | 18.50 18.50 | M32 x 1.50 M30 x 1.00 | 14.00 14.00 | ETS 25 ETS 25 | 3025.2000 3025.3000 |
| ETS 32.1 | 50.00 | 22.00 | M40 x 1.50 | 16.00 | ETS 32 | 3032.1000 |
| ETS 40.1 | 63.00 | 25.00 | M50 x 1.50 | 18.50 | ETS 40 | 3040.1000 |
| Reference Number 例如： ETS32 M40x1.50（3032.1000） |
