For starters, you could buy the M18 String Trimmer Power Head Kit 2825-20ST ($150 on Amazon for the tool only or $199 on Home Depot with the battery and charger) for weed whacking.

In the end, in terms of power and price, Milwaukee's M18 FUEL 18V Brushless Cordless Dual Battery String Trimmer is a better deal. However, the Makita string trimmer is still a good tool and comes ...

Those who purchase the M18 Fuel Outdoor Power Head will be able to use several different attachments, such as a hedge trimmer, pole saw, edger, and string trimmer, all using the same power base.