Column structure:
· Sharp and strong cannula for needles, made of
· high quality stainless steel
· The triple bevel and highly polished surface ofthe cannula enable smooth tissue penetration
· and reduce tissue damage
· Different requirements can be customized
| Gauge | Size(0.D.mm) | color |
| 27G | 0.4 | Blue-green |
| 26G | 0.45 | Brown |
| 25G | 0.5 | Orange |
| 24G | 0.55 | Purple |
| 23G | 0.6 | Blue |
| 22G | 0.7 | Black |
| 21G | 0.8 | Green |
| 20G | 0.9 | Yellow |
| 19G | 1.1 | Beige |
| 18G | 1.2 | Pink |
| 16G | 1.6 | white |
