The maximum is 42mm, which is convenient to put and take when you press the copper and aluminum terminal.
The size is thicker than others, so it is tight and not easy to fall off.
Split hydraulic crimper should work with manual hydraulic pump or electric hydraulic pump.
The female connector on the hydraulic pump is connected with the male connector on the crimper (thread specification: ZG3/8). When not in use, the plastic boot can be screwed onto the male connector to prevent dust.
The internal molds are arranged neatly.