MTM 1/8" F 4.5 Orifice Rotating Drain & Sewer Jetter Nozzle 3 Rear Facing Jets Offers Rotating spray for greater surface cleaning power 3 Rear-Facing Jets - Moves the nozzle along, providing an even cleaning, & flushes out debris 1/8" Female Fitting - Fits 1/8" NPT male sewer jetter hose fittings