KNIPEX Cobra® ES Water pump pliers extra-slim
DIN ISO 8976

87 51 250 (online-normal)
87 51 250 zoom
pliers grey atramentised, polished head, handles with non-slip plastic coating

KNPK0161_Greif_s.gif (online-thumb) KNPK0071_Gelenk_s.gif (online-thumb)

  • ideal for service and maintenance, equipment repair, automotive and general industry
  • long, narrow jaws
  • good access to the workpiece due to very slim construction of head and joint area
  • grips flat material due to three-point rest
  • adjustment at the touch of a button directly on the workpiece
  • fine adjustment for optimum adaptation to different size work pieces and a comfortable gripping position
  • self-locking on pipes and nuts: no slipping on the workpiece and low handforce required
  • box-joint design: high stability because of double guide
  • reliable catching of the hinge bolt: no unintentional shifting
  • favorable lever action: optimum transmission of force
  • pinch guard prevents operators´ fingers being pinched
  • Chrome vanadium electric steel, forged, oil-hardened
Subject to the increasing compactness of components and machines the workspace becomes more confined. However, the requirements on the gripping force and capacity of the tools on the other hand do not decrease. KNIPEX-"Cobra" ES allows powerful gripping in confined areas.

Slim head and joint area (compared to conventional water pump pliers)

Optimum access to the workpiece. Ideal for service and maintenance, equipment repair, automotive and general industry

Grips nuts up to 1 3/8" (34 mm) across flats

Fine adjustment by pushing a button: fast and comfortable

Product Number
Capacities for pipes
Ø Inch
Capacities for pipes
Ø mm
Capacities for nuts
Inch / mm
max. parallel opening width
Inch / mm
max. gripping depth
Inch / mm
adjustment positions
Inch / mm
Net weight
87 51 2501 1/432
1 3/8
1 1/2
1 5/8
technical change and errors excepted