功能

• Thread conforming to DIN7991
• Hexagonal wrench/Allen key required Black steel material color hexagonal countersunk head socket screws are available. Various screw sizes and lengths are available. For more information, see the datasheet and product summary download file.　In addition to the material color (black oxide film) finish, we also provide steel hex head socket screws with BZP finish and hex head socket screws with A2 (306) and A4 (316) stainless steel.
• RS PRO Metric Countersunk Head Hexagonal Steel Screw
• RS PRO Hexagonal Socket Countersunk Head Screw is ideal when you want the screw to be as high or lower than the material surface.　This metric countersunk head screw is made of 10.9 grade steel and is intended for light-duty applications with limited space. This fixture has a black finish to give it an attractive look and finish wherever it is used.　These screws can be tightened or removed using an Allen wrench (hex wrench). There are a variety of tip types:　Recessed tip - concave tip, most commonly used flat tip - used for frequent reattachment or replacement. Simple, Cost-Effective Point-Pointed Tip. Designed for longer term installations and provides the best holding capacity for more precise contact with the pointed end Half rod tip - cylindrical tip Features and benefits: Selectable thread sizes including M3, M4, M5, M6 and M8 Countersunk - not protruding screw head so objects do not come into contact with it on site for many internal coupling applications Also has head markings Strength over 8.8 grades Nominal strength: 1040 N/mm2 Yield strength: 940 N/mm2 Hex wrench/Allen key required Typical use: This screw has a wide variety of applications, but is typically a fastener for industrial equipment or machinery where parts need to be fixed to a surface or integrated. The socket must be the same metric screw as the screw itself. For example, these types of uses include:　Wood Industrial House Use Clasps and Fixtures Machine Tools and Repair Security Guard Panel Manufacture Electronic Use Automotive Industry Medical Facilities and Maintenance Use Frequently Asked Questions What is a socket screw? A socket screw is exactly what its name implies. This product is a type of screw bolt that screws into the desired socket. They come in a variety of sizes and lengths and can be used for both industrial and personal applications. The quality and reliability of the RS PRO socket screw ensures that it is firmly fixed in a stable condition regardless of the application.