8h-9182 Factory Direct Sale Professional Drill Rig Roller

This roller is made of hardened alloy steel, manufactured through forging, through hardening and tempering heat treatment, and precision cylindrical grinding, achieving a surface hardness of HRC 58-62 for excellent wear resistance and fatigue strength. It meets OEM specifications, with a hardened metal finish and rust preventative oil for storage protection, making it a dedicated component for the governor systems of heavy-duty equipment to withstand high-frequency friction and impact conditions.