WeedWakka – Multi Cut Plastic. Get the most from your brushcutter! The heavy duty WeedWakka is ideal for general cutting, from grass to blackberries and everything in between. NO SHARPENING, NO TANGLING, NO ADJUSTING! Out performs nylon cords are replaceable in seconds. No tools required. The Multi-cut WeedWakka cuts cleaner and is ideal for general cutting as well as edging around trees, concrete and fences.