87 21 300 SB KNIPEX Cobra® QuickSet. Fully open, slide shut, and grip! Additional quick adjustment to the workpiece by sliding. Combines the proven, secure locking of the pivot pin with an extra sliding function that makes working in very tight and inaccessible areas easier. The adjustment directly to the workpiece can be done simply by sliding. Secure locking of the pivot pin upon first load. After that, the jaw width of the pliers is fixed and can only be adjusted by pressing the button. To reactivate the sliding function, the pivot pin is pushed out by pressing the button, and the pliers are fully opened once. Adjustment positions: 25. Capacity for pipes in inches (diameter): Ø 2 3/4 in. Capacity for nuts, wrench size (mm): 60 mm. Capacity for pipes (diameter): Ø 70 mm. Additional technical features: Adjustment positions: 25, joint design with a through-joint.