The DeWalt 1/4inch Impact Flexi Attachment is designed to go with the DeWalt Right Angle Head Attachment to access difficult to reach spaces. This attachment would be used mostly by trade professionals. It can be used in conjunction with impact drivers and cordless drills. It has 43Nm of torque and has 180degree flexibility, so you can access spaces around a corner and at a angle. It really is such a useful attachment to have, if you frequently find yourselves working in these hard-to-reach spaces. It has a Patented handle design, which reduces vibration. This gives the user much more control and comfort for the job at hand. Supplied as a single unit. Features and Benefits: Patented handle design, which reduces vibration – For added control and comfort. Long-Life Gears - Impact-Ready.