AEROSPACE SERIES Specification for screws, pan and 100\xb0 countersunk head, hexalobular drive recess (unified threads below 1/4 inch) in various materials
| Accuris | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | BS A 401-420 |
| Product Name | AEROSPACE SERIES Specification for screws, pan and 100\xb0 countersunk head, hexalobular drive recess (unified threads below 1/4 inch) in various materials |