large diameter stainless steel washers
3. Lock Washers Similar to spring washers, lock washers help maintain tension but are designed to prevent the nut or bolt from loosening without imparting as much pressure as a spring washer.
In conclusion, metric hex head screws, metric hex head shoulder bolts, and metric serrated flange bolts offer precise, reliable, and versatile fastening solutions for engineering and construction projects. By understanding the characteristics, applications, and considerations for these metric fasteners, engineers and construction professionals can make informed decisions to ensure the structural integrity and performance of their projects.