This replacement item is used with Dewalt grinders. It is an authentic part supplied directly from original equipment manufacturer. This cord delivers power from the outlet to the tool. If the cord is damaged or torn it is important to replace it immediately and not use the tool until replaced. It is constructed with tough, thick outer ru...Read morebber insulation for a long service life. Please note the cord protector/grommet is sold separately. Replacing cord is a simple repair that should only require a screwdriver. • Remove housing screws • Separate housing • Disconnect wires • Remove old cord • Secure new cord in place • Reattach wires • Reassemble and test the unit