The 100-piece set ensures you have the right tools at hand, saving you a trip to the hardware store to find the correct size bit. Complete with attachments for easy drill usage, it's perfect for DIY or home improvement projects in your garage or around the house. Features include compatibility with all power drills, screwguns, cordless screwdrivers and magnetic hand drivers with a 1/4 in. hex chuck. Crafted from high-strength chrome vanadium steel, the sockets deliver superior torque and turning power, while their mirror chrome finish provides corrosion resistance. Additionally, precisely machined bit tips guarantee accurate sizing, allowing smooth insertion into fasteners and protecting both the bits and fasteners from damage.