Hex Drive Bit Holder, Magnetic, 1 4 in Drive, 3 in Length no checkout General purpose threadlocker that provides General purpose threadlocker that provides a medium strength bond Seals and secures metal nuts and bolts to prevent loosening due to shock and vibration Works on all metals Provide a flexible brushing action and consistent performance for demanding light duty cleaning and deburring applications Proprietary steel and heat treat process yields greater strength and longer bit life Cutting edge machining process results in tighter tolerances and superior product consistency Provide a better and more consistent fit to fasteners leading to better torque transfer