1-inch Black Long Impact Socket, 17mm Square, Model 88305M17, designed for use with pneumatic wrenches and impact tools in heavy-duty applications. It features an extra long shaft for reaching deep and difficult-to-access areas, and is made from hardened steel to withstand high torque and impacts. The black coating provides rust and corrosion resistance, while the square design ensures a strong and secure fit during use in automotive workshops and industrial equipment.