Nylon cutter that allows cord to be rolled without disassembly.
Simply tap the ground lightly while rotating, and the cord will automatically come out. When removing the cord, lightly press the bottom to the ground with a low rotation of 4,500 rpm.
Round hole type can be attached to most grass trimmers.
If your engine-type grass trimmer is mounted on M7 or M8 bolts (or nuts) machine, please use the included washer.
The tip rotation of the engine type grass trimmer should be at least 6,000 rotations or less than 10,000 rotations.