Compatible With: Milwaukee 02221 (SER 4301001) (SER 43028370) (SER 43044235) (SER 43059805) Electric Drill. Please notice that it is necessary to disassemble the power tool to replace the power cord. Replacement of a power cord requires some technical skills. If you are not sure that you can disassemble the power tool and install the cord correctly, we recommend to ask a specialist for help.