Hexalobular (6 Lobe) socket oval countersunk head building screws with slot, assembled with finishing washer and sealing ring
BN 20546
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4,8x19: with self-tapping thread
产品特点
- 密封环：氯丁橡胶
特点
| Headform |
Headform
Oval countersunk
|
| Drive |
Drive
Hexalobular socket
|
| 螺纹 |
螺纹
partially threaded
|
| Material |
Material
Stainless steel
|
| Material type |
Material type
A2
|
| Surface |
Surface
plain
|