DK Series rotary pressure washer nozzles from Dirt Killer clean a variety of hard surfaces, from pots to concrete. The efficiency of Dirt Killer nozzles will save you water, time, and money. These commercial grade turbo nozzles feature a rotating turbine to create an impact five times stronger than a standard fan tip nozzle. Dirt Killer DK Series nozzles operate at a maximum pressure of 3200 psi and can reach 180° F. These 1/4 in nozzles have a female inlet, brass housing, and ceramic rotor tip.

This Dirt Killer rotary nozzle has orifice size 3.5. DK Series pressure washer nozzles have the following color bands to differentiate between sizes:

   White - size 3.0
   Orange - size 3.5
   Yellow - size 4.5
   Black - size 5.5
   Blue - size 7.0

Dirt Killer DK Series pressure washer turbo nozzles are sized according to industry standard nozzle sizing formulas. To assist in selecting the proper nozzle, we have developed a Nozzle Size Calculator that can be used to determine the output and power requirements of various nozzle sizes when you provide the flow rate of your pump. For assistance using the calculator feel free to contact us!