EWORK Impact Driver Bits have been upgraded to deliver 15X life over standard impact bits. With precision engineering and heat-treated manufacturing process, these bits deliver tough torque and power for longer – and with less cam out. These bits are 2 inch length and will help you get into certain harder-to-reach areas compared to single inch bits. These bits also come with high-visibility yellow sleeves for greater user convenience. We also offer a lifetime warranty so you can rest assured.