5-in-1 PEX Crimper Tool Kit includes a 15 15/16' PEX crimper with 5 interchangeable jaws Equipped with a labor-saving handle with grips for ensuring a comfortable fit and hold Features a sturdy 40Cr steel construction for high strength, anti-corrosion and a long lifespan Comes with a Go-No-Go gauge for calibrating the tool and checking connections for accuracy Features a compact design weighing only 6.6 Lbs, with a carrying case for space-saving storage