攻丝筒夹
产品特点
材料：SUJ2
硬度：44-48 HRC
| 型号 | D | d3 | d4 | L | 11 | 13 | 14 | 夹持范围 |
| ER16G | 17 | 16 | 13.8 | 27.5 | 20.8 | 4 | 6.26 | M3-M10 |
| ER20G | 21 | 20 | 17.4 | 31.5 | 23.9 | 4.8 | 6.36 | M3-M17 |
| ER25G | 26 | 25 | 22 | 34 | 25.9 | 5 | 6.66 | M3-M22 |
| ER32G | 33 | 32 | 29.2 | 40 | 31.8 | 5.5 | 7.16 | M3-M27 |
| ER40G | 42 | 40 | 36.2 | 46 | 35.5 | 7 | 7.66 | M3-M27 |
| ER50G | 52 | 50 | 46 | 60 | 46 | 8.5 | 12.6 | M6-M36 |
