ID 12/15/17~70MM 20# Steel Spacers Standoffs Round Thick Washers Metal Bushing
● 【High Quality 】: 20 # Steel Has Good Toughness, Plasticity, and Weldability, As Well As Low Strength and Good Cold Deformation Plasticity. 20 # Steel Belongs to High-quality Low-carbon Steel, Suitable for Cold Extrusion and.