87 01 300 KNIPEX Cobra Adjustment at the touch of a button directly on the workpiece. Fine adjustment for optimal adaptation to different workpiece sizes and a hand-friendly handle position. Self-clamping on pipes and nuts: no slipping on the workpiece, effortless work. Gripping surfaces with specially hardened teeth, tooth hardness approx. 61 HRC: permanently secure gripping due to high wear resistance. Box joint: high stability due to double guide. Secure locking of the joint bolt: no accidental adjustment. Anti-pinch protection prevents crushing injuries. - Setting positions: 30 - Capacity for pipes (inches): Ø 2 3/4in - Capacity for nuts, wrench size (mm): 60mm - Capacity for pipes (diameter): Ø 70mm. Cobra® water pump pliers, 300mm, 2-component, grooved joint