【High Quality】:The nut driver drill bit set is made of heat-treated chrome vanadium steel (Cr-V) for strength and coated with black phosphate for corrosion resistance.
【Powerful Magnetism】:The powerful magnetizer design of the drill socket enhances security locking and retention of the drill bit during nut and bolt fastener applications. Each magnet is installed tightly and does not allow magnets to fall out.
【Easy To Use】:Quick-change 1/4" hex shank nuts insert safely and quickly into any impact, and the 6" reach provides easy maneuvering in tight spaces and hard-to-reach areas.
【Easy To Carry】:There is a premium storage box for nut drivers, which holds them securely in place and ensures that they will not come loose or fall out during storage and transportation.