The Shaft (OEM Part No. 3222312503) is a mechanical spare part compatible with Epiroc drilling equipment, including PowerRoc-D55, ROC-L6, and ROC PRT50 models. Manufactured from alloy steel, it functions as a transmission and rotation component in the power transmission system. The shaft transfers mechanical power, supports rotating assemblies, and ensures stable equipment operation during drilling applications. Designed for demanding mining environments, this replacement mechanical component provides high strength, reliable performance, and long service life for drilling equipment maintenance and repair.