16 In 1 Sprinkler Adjustment Tool, Includes Stem Clip, For Easy Nozzle Replacement, Fixed Nozzle Socket, Removes Brass Nozzles, 3 Stem Pullers, Threaded To Fit Most Brands, 2 Gear Drive Tools, Adjusts Spray Pattern & Distance, Punch Tool, For Micro Irrigation & 5 Screw Driver Bits, For Adjusting Spray Heads, Cleaning Nozzles.