1. Sk-5 Pruning Shears: Made of high-quality Japanese sk-5 steel, it is tough, sharp and durable. TEFLON coating surface technology reduces trimmer friction, makes cutting easier, and provides long-lasting protection against rust and corrosion. 2.Easy Cutting: The USC02S pruning shears are equipped with a specially designed pulley and spring-loaded mechanism, which can easily cut branches up to 34 inch in diameter. The advanced pulley lever mechanism can significantly increase the cutting arm force, greatly reducing the effort when cutting. 3. Comfortable to use: The ergonomically designed handle is made of integrated aviation aluminum alloy with excellent anti-slip performance. Lightweight design: less than 12 lb (215 g). Reduce repetitive motion hand injuries and hand fatigue and wrist strain. Perfect for long term multi-purpose intensive pruning 4. SAFE GARDENING TOOL: Safety latch keeps the blade in the off position when not in use. The locking button is easy to carry and quick to use, even when wearing gloves. [Easy to Clean] With TEFLON surface technology, you don't have to worry about sap and debris sticking to this tree trimmer.