The Fiskars Power-Lever Steel Anvil Pruners 391101-1005 are equipped with a hardened, precision-ground steel blade that stays sharper longer and a rust-resistant, low-friction coating for easier cutting. Plus, a self-cleaning sap groove prevents blades from sticking and all-steel construction ensures durable, long-lasting use. Perfect for any general pruning tasks, these pruners also feature a comfortable, steel handle with non-slip grip. Maximum cutting thickness - 5/8 Inch.