FandWay 190 Pcs Flange Head Bolts Black,M8 Flanged Hex Head Serrated Bolts and Nuts Set With Flat & Lock Washers,Flange Hexagon Machine Screws 10.9 Grade Alloy Steel,External Hex Drive Fully Threaded.

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  • High-Strength Material Guarantee Forged from Grade 10.9 high-carbon steel with hardness reaching HRC 32-39 and tensile strength 1040 MPa. Black oxide coating creates a dense protective layer,Designed for high-load mechanical assemblies, ensuring long-term resistance to deformation and stripped threads.( Attention Please choose 304 stainless steel for outdoor humid environment
  • Flanged Bolts Kit Specification M8 bolt thread pitch 1.25 mm. Screw diameter 8 mm; screw lengths include 16 mm 20 mm 25 mm 30 mm 40 mm.M8 washer diameter 16 mm, thickness 1.5 mm.M8 spring washer diameter 13 mm, thickness 2.4 mm.M8 flange nut small diameter 13 mm, large diameter 17.5 mm, thickness 8 mm.
  • Wide Application Flange bolts kits are used in a wide variety of applications, Critical Joints Used in high-stress environments like automotive suspensions, wind turbines, structural steel connections, and heavy machinery.These bolts are an important part of any project that requires stability and security .
  • Convenient Storage Flange head screw flange nuts,washers and lock spring washers assortment kits are stored individually by type in a portable, transparent case for easy storage and use, thus avoiding loss or confusion during use.

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