Crimping clamps are becoming very popular with landscape professionals and farmers. They have a more secure fit since there are no gaps in the seal and will not loosen up over time like traditional worm drive clamps.
BOSS12 will work with 1/2" tubing.
BOSS34 will work with 3/4" tubing.
BOSS1 will work with 1" tubing.
Note: Will not fit on thicker walled, high density poly pipe (HDPE).