Sonic Foam System - Hex Ball Grip Key Set - 7 Pieces - 1/3 (Small) Subtype - Compressed Air Accessories Simply unscrew the watertight housings

Simply unscrew the watertight housings and remove the spent cartridge

Please note: These items are sold each

It also won't do well if you are really hard on your windshield

I've never seen such a substantial yet extremely pliable hose like this

Totally enclosed heavy-duty belt guard

Sonic Foam System - Hex Ball Grip Key Set - 7 Pieces - 1/3 (Small) Subtype - Compressed Air Accessories Simply unscrew the watertight housingsThese 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.