The Handle Is Comfortable, Non-slip and Shock-absorbing, Which Can Effectively Reduce Fatigue During Work 4. The Large Exhaust Hole Quickly Removes the Exhaust Gas, Keeps the Cylinder Low Temperature, and Prolongs the Service Life 5. The Easy-to-start Device Starts Quickly, Requires less Pulling Force, and Does Not Rebound 6. Use the Damping Spring to Sl.