[1] : ) FEATURES - 3mm (H3) ball end bit, 1/4-Inch hex shank; 100mm (3.9-Inch) total long.. [2] : ) MATERIAL - Made from S2 steel material for ultimate durability, suitable for industrial use.. [3] : ) MAGNETIC TIP - Magnetized bit tip holds screws securely before installing and after getting them out for higher efficiency.. [4] : ) BALL END DESIGN - These hex keys have a ball on one end, which allows the tool to be used at an angle off-axis to the screw.. [5] : ) WIDE USAGE - Fit for electric screwdrivers, hand screwdrivers, electric drills, air drills and so forth. Perfect for electrician, mechanic and repair work..
