Heavy Duty Concave Saws With Carbide Tips and Spoke Category_Default Category Products Hydro Jetting Tools Vacuum Equipment Used to turn and push ADC 10 Used to turn and push and pull he rods and cleaning tools into stoppages in your lateral sewer lines 4 Wire Nozzle Extensions are great light weight extension that keep your expensive nozzle of the sewer pipe floor and keeps the flow centered for more effective cleaning These are special concave saws that are carbide tipped every 5th tooth in the front and every 10th tooth on the back side They have 3 spokes that give the saw strengths and keep it tuning true in the sewer