Compartmentalized packaging allows instantly size identification, streamlining workflow for automotive repairs and structural projects requiring stainless steel flat washers Premium ( 304) stainless steel construction ensures resistance and a lifespans exceeding 10 year, even in humid environment Suitable for engineers, enthusiasts, and industrial maintenance team requiring fastening solution in demanding conditions This 180pcs set includes 8 sizes ( 2-10mm) of flat washers, neatly organized in a case for easy storage and portability Optimizes mechanical repairs, furniture assembly, and heavy duty equipment installations where secure load distribution up to 150kg is critical, Manufacturer: XIBEIDIANZI