85 51 250 AF Spring Hose Clamp Pliers With retainerThe locking device enables simple and secure work on clamps under tension without effort One hand release Can be used for standard, space saving, spring wire hose clamps and for spring band clamps up to 70 mm nominal size Allows more than 40 mm clamping range Rotating, universal grip inserts for reliably gripping the clamps in all positions Jaw inserts can also be rotated under load Extremely good leverage which allows clamps to be opened easily