螺釘：內六角止付螺絲 · ISO 4026
ISO 4026 set screw M4x20
ISO 4026 - Hexagon socket set screws with flat point
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ISO 4026 M4x20
| 末端型式 |
flat
|
|---|---|
| 螺紋直徑 | 4 mm |
| 螺距 | 0.7 mm |
| 螺釘長度 | 20 mm |
| 內六角尺寸 | 2 mm |
| 內六角深度 | 2.5 mm |
| 末端直徑 | 2.5 mm |
| 錐角或倒角角度 | 90 ° |