China Hexagon Head Manufacturer, Supplier, Factory

DIN127A Lock Single Coil Spring Washer are commonly used metric lock washers, As you tighten a bolt, these DIN127A Lock Single Coil Spring Washer flatten to add tension to the threaded joint and prevent loosening from small amounts of vibration. DIN127A Lock Single Coil Spring Washer meet a DIN or ASME standard for split lock washer dimensions. Standard DIN127A Lock Single Coil Spring Washer have a left-hand helix, which means you can only use them with bolts that have right-hand threads to prevent clockwise rotation from vibration. 

DIN960 Fine Thread Hex Bolts is a mechanical fastener with threaded shafts. The bolts are closely related to screws, which are also mechanical fasteners with threaded shafts. This type of fastener is usually inserted through two parts, which have aligned holes. By some definitions, whether a thing is a bolt or a screw depends on how it is used. DIN960 Fine Thread Hex Bolts is inserted through the parts that all have unshielded holes, and a nut is then screwed onto the bolt to provide a clamping force & prevent axial motion.

ASTM A325 Heavy Hex Structural Bolt with its unique design, our butterfly bolts have a spring-loaded toggle that expands behind the wall once installed. This ensures a secure anchor point that can support a wide range of weights, ensuring whatever you're attaching stays in place. ASTM A325 Heavy Hex Structural Bolt can be used with a wide variety of materials, such as drywall, plaster, and even concrete. We offer our butterfly bolts in a variety of sizes to best fit your needs.

Hot DIP Galvanizing En14399-3 Bolt Hr is usually used with a nut and a washer, Hot DIP Galvanizing En14399-3 Bolt Hr has several types such as: En14399-3 En14399-4 En14399-5 En14399-6. En14399 is also DIN6914, Bolt and nut gaskets are used in combination. Hot DIP Galvanizing En14399-3 Bolt Hr is usually black. Bolts, nuts and gaskets have hr or hv.

DIN 7990 Chrome Plating Hex Bolts are a very common choice when it comes to construction and repair. DIN 7990 Chrome Plating Hex Bolts come in a large variety of sizes and diameters. The best way to choose the right hex bolt is to find the bolt material that best suits your needs. Our company has a wealth of fastener production experience and history. We can customize fasteners and have free samples.

DIN931 Hexagonal Bolt is the most commonly used hex bolt in the metric bolt, DIN931 Hexagonal Bolt common grades are 4.8, 6.8, 8.8, 10.9, 12.9. DIN933 Hex Bolt surface is coated with different coatings for different environments.