The Knipex Hose Clamp Pliers (No. 85 51 250 A SBA) are a single pair of pliers for opening standard, space-saving and spring wire hose clamps and for spring band clamps up to 2-3/4" diameter. Part of the Cobra family, this tool includes features of the Cobra Quick Set Water Pump Pliers with the push-button adjustment along with rotatable tips for reliable gripping of hose clamps from any angle. The rotatable tips on this pliers make it maneuverable from all different angles and opens clamps without great effort. These pliers are made of forged and oil-hardened German chrome vanadium electric steel.