The No-Drip Detailer has the jet inside the vacuum chamber. A true, no overspray tool. With the jet inside the vacuum head, you get even MORE access into those small tight areas that are totally impossible for the other tools. All stainless steel, including nuts and bolts. One piece stainless steel jet and stainless steel solution line. 3.5" wide.1 FT high pressure whip. 400 psi aluminum valve. Vacuum relief slot.