PEX crimper with Go/No-Go crimp gauge feature 3/4' jaw size for tightening the connection between crimp rings and PEX pipes; widely used in water lines, radiant heat systems and other applications Strong iron for high strength and durability, can support a long service life Leverage mechanism for allowing secure and accurate connection with minimal force required Compact design for using in narrow spaces and light weight for adding portability Go/No-Go crimp gauge tool for crimping calibration