The Power Bar 3/8" M Drive 250mm Swivel Head Steel Handle Socket is a tool designed for efficient and versatile torque application. The 3/8" M Drive refers to the drive size, which fits sockets with a 3/8" square drive, ideal for standard fastening tasks. The 250mm length provides ample leverage for tightening or loosening fasteners. The swivel head feature allows for flexible angle adjustments, making it easier to work in tight or awkward spaces. The steel handle ensures strength and durability, making this power bar a reliable tool for heavy-duty use.