The SwitchTip has orifice and produces a inch fan

Corrosion-Resistant - Corrosion-resistant design utilizes liquid nitrating

5 CFM CFM DELIVERED 8

Built in Timer -will sense when the unit is not being used for a period of 20 minutes under no load

Direct drive pump without unloader

Graco PowerFill 3.5 XL Pro Series Cordless Loading Pump 18.13"(H) The SwitchTip has orifice andIntroducing the industrys first cordless powered loading pump for drywall mud. Designed to fill all automatic taping and finishing tools. PowerFill totally eliminates the need to manually pump. Now you can quickly fill with just the push of a button. Never Hand Pump Again. Single button pumping eliminates fatigue and injury associated with manual pumping. Pumps up to 3. 5 gpm for lightning fast filling and up to 55 gallons on a single battery charge