The Ridgid 44905 is a replacement 4-prong switch. The switch is used with the 700 Portable Power Drive. Ridgid products offer unmatched durability and reliability. Ridgid has remained the symbol of certainty to dedicated professionals of the expert trades. Every tool that bears the Ridgid brand is engineered to the same high standards of quality and strength and endurance, as the first heavy-duty pipe wrench more than 80 years ago..