Snap-On 1/2" air Drive Impact Wrench Model IM5100 is a single item air tool that delivers high torque output. The product is manufactured by Snap-on, a well-known brand in the automotive industry. The wrench is designed to work with a 1/2in. drive size and is not modified. It is a non-domestic product and not sold as a custom bundle. The IM5100 is an impact wrench that is ideal for automotive applications and can be used for various tasks.