Underground Sprinkler Adjustment Tool, 16-In-1 Washers Rings act as wedges to

Rings act as wedges to keep nail in place preventing pop out

Its formula is non-acidic so it will not harm your stone or grout

Diamond Horseshoe Nails are manufactured from the highest quality steel using a closely controlled process

test/silence button both silences a non-threatening alarm & low battery warning & allows you to test the unit's functionality

Underground Sprinkler Adjustment Tool, 16-In-1 Washers Rings act as wedges to16 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.