占微小空间的弹簧螺钉面板紧固件。使用在较小的空间内.。
螺纹尺寸：m2.5和m3
| PF11-M3-0 | PF11-M3.5-0 | PF11-M4-0 | PF11-M5-0 | PF11-M6-0 |
| PF11-M3-1 | PF11-M3.5-1 | PF11-M4-1 | PF11-M5-1 | PF11-M6-1 |
| PF11-M3-2 | PF11-M3.5-2 | PF11-M4-2 | PF11-M5-2 | PF11-M6-2 |
| PF11-440-0 | PF11-632-0 | PF11-832-0 | PF11-032-0 | PF11-0420-0 |
| PF11-440-1 | PF11-632-1 | PF11-832-1 | PF11-032-1 | PF11-0420-1 |
| PF11-440-2 | PF11-632-2 | PF11-832-2 | PF11-032-2 | PF11-0420-2 |
| PF12-M3-0 | PF12-M3.5-0 | PF12-M4-0 | PF12-M5-0 | PF12-M6-0 |
| PF12-M3-1 | PF12-M3.5-1 | PF12-M4-1 | PF12-M5-1 | PF12-M6-1 |
| PF12-M3-2 | PF12-M3.5-2 | PF12-M4-2 | PF12-M5-2 | PF12-M6-2 |
| PF12-440-0 | PF12-632-0 | PF12-832-0 | PF12-032-0 | PF12-0420-0 |
| PF12-440-1 | PF12-632-1 | PF12-832-1 | PF12-032-1 | PF12-0420-1 |
| PF12-440-2 | PF12-632-2 | PF12-832-2 | PF12-032-2 | PF12-0420-2 |