The difference between the two is that #4 allows for more fluid output

25N210 – 6″ Medium Carbide Flail Drum

Because of this

Rocker switch

TriTech Industries T9 Complete 3300 PSI @ 1.05 GPM 2.1 HP Electric Airless Sprayer - Hi-Cart 2275-psi The difference between the twoT9 Hi Cart 110V Complete Part # 602 804 The Tritech T9 is designed and manufactured at Tritech's state of the art machining facility in Union, New Jersey. Innovations in design utilizing high quality unique materials and efficient manufacturing process result in a precision built airless sprayer and accessories that last longer than any other unit in their class. Features Precision Motor Control. PMC matches the motor speed to the pressure and tip