Standard Duty Concave Roots Saw Blade for 5 16” And 3 8” Sectional Rods Adaptor Rod:5 16" Has 4 snorkle hole above Category_Default Category Products Lateral Hand Rodding Tools Has 4 snorkle hole above the flow line to aid in air movement We offer these straight style lightweight tube nozzle extensions for your 3 4” and 1” hose to give the operator a nice rigid extension between the hose and nozzle that will keep the nozzle on the bottom of the pipe but without much weight to really get up the pipe fast Eventually these will wear out but not after you have cut miles and miles of roots You are getting the best saw that money can buy