The Directional Control Valve (OEM Part No. 3177309288) is a hydraulic control component compatible with FlexiROC D65 LF, M4C, Boomer, Simba, Boltec, SmartROC, and other underground drilling rigs. Manufactured from high-quality carbon steel, it controls hydraulic fluid flow direction to support accurate machine movements and actuator operation. Designed for demanding mining conditions, this valve delivers reliable switching performance, strong durability, and stable hydraulic control. Its OEM design ensures easy replacement, precise fitment, and long service life, helping maintain efficient operation of underground drilling equipment.