Sonic Foam System - Hammer Set - 3 Pieces - 1/3 (Small) merchandise This is a 1" union

This is a 1" union with a shutoff valve between

I've been using these since RUPES first launched them and now the color codes are ingrained in my brain: Blue - Heavy Polishing

Do this on carpet or other soft flooring so you don’t scratch the dollies

Service pressure range: 30 to 175 psi (not suitable for vacuum)

I ordered a dozen rolls

Sonic Foam System - Hammer Set - 3 Pieces - 1/3 (Small) merchandise This is a 1" unionThese are the tools I've decided to use at OGHQ, they have a nice quality to them with good ergonomics. They aren't intended to replace everything but there is a great variety of tools offered here. For the price, you cannot beat them vs something that's 2x or 3x the cost like Snap On.