Another significant change – the presence of reverse rotation. This feature will be especially useful for drills. Without a reversal is impossible to screw or unscrew the screw. And if the drill has a reverse, it is absolutely necessary and another device – speed controller.
If you purchased a powerful and heavy crimp tool, it is desirable that it contains the starting current limiter. Such a tool more smoothly accelerating, not “twitch” in his hands and does not create an unnecessary burden on the electricity grid.
For an instrument with a large release of dust (grinding machines, jig saws, planers, milling machines), it is desirable to have the adapter – a special partrubok on the tool body, with which you can connect the vacuum cleaner.