These shop crimpers are robust units for use in shops that require crimping up to 1-1/4 inch (S20) or 2 inch (S32). These units are powered by 220V 1ph 20 amp requirements and come with floor stands which hold the dies - or they can be bench mounted with die storage separate. Dies are changed using the included quick-change tool, crimp settings are entered by digital precision control for precise crimping. These units control functions allow for full or limited return, hand controls, foot pedal or plunger assembly (sold separate).