Connect refrigerant lines using zoomlock MAX* and >b< maxipro fittings (sold separately) with the DEWALT® compact zoomlock MAX* and >b< maxipro 1/4 in. To 1-1/8 in. Acr press jaws kit. This product is designed to connect a wide range of refrigerant line sizes when used with a DEWALT® compact press tool (dce210 sold separately). As a part of the DEWALT® cut. Prep. Connect workflow, this flameless solution is an efficient addition to your jobsite.