This industrial - grade chainsaw excels in cutting power, effortlessly slicing through trees up to 30CM in diameter thanks to its upgraded power system. Its cold - rolled one - piece forged guide plate and high - temperature quenched chain, with the special tungsten - steel - ball - equipped guide plate needing no lubrication, offer high strength, low wear, and a significantly extended service life that can save the cost of three machines annually. The pure copper motor provides strong, stable power with high speed, fast cutting, and excellent heat resistance, ensuring smooth operation without stalling. It's a top - notch choice for professional and heavy - duty wood - cutting tasks.