CHANNELLOCK® Precision TORX® drivers mean business with custom heat-treated alloy steel blades for durability and a black oxide finish for corrosion resistance. High torque and durable acetate handles include a stamped part indicator for easy identification, and tips are precision-machined for a proper fit on fasteners. CHANNELLOCK® acetate drivers are 100% made in USA and are built to last against the rigors of every day use.