Ryobi 18V ONE+™ Cordless Screwdriver (RSD18-0) (Bare Tool)The 6. 35mm magnetic Hex chuck enable the user to slot any 6. 35mm hex shank bit into tool. The magnetic retention enables the use of 25mm bits, alongside the longer 50mm hex shank bits. The 18V ONE+ Screwdriver is capable of driving a large range of screws enabling it to perform a variety of household tasks. 18Nm of torque enables the screwdriver to be capable of completing a variety of tasks. LED lights up your work area for better visibility