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Klein Tools insulated water pump pliers with cushioned grips

Klein Tools

Klein Tools D502-10-INS insulated water pump plier tool storage

SKU CH-GHZM-ZDANC

Insulated tongue-and-groove pliers with serrated flat jaws, six positions and a 1,000 V rating

  • 1000 V insulated grip protects against electrical shock
  • 10 1/4 in overall length gives strong leverage
  • 1 3/4 in maximum jaw opening fits large pipes
  • 6 groove-joint positions allow precise adjustment
  • Serrated flat jaws grip securely without slipping

Insulated water pump plier for 1,000 V work

The Klein Tools D502-10-INS is a 10 1/4 in straight-jaw water pump plier built for professionals who handle live circuits up to 1,000 V. Its insulated grips meet the voltage rating required for electrical maintenance, while the serrated flat jaws provide secure grip on pipes and fasteners. Six groove-joint positions let the user match the jaw opening to the workpiece without removing the tool from the job.

1 3/4 in maximum jaw opening

The single specification that decides fit is the 1 3/4 in maximum jaw capacity, which sets the largest pipe, nut or fitting the plier can engage. If the work regularly exceeds this span, the tool cannot close on the part and a larger capacity plier is required. The six-position adjustment covers the range below that limit in discrete steps.

Sustained grip without slippage

Under continuous loading the serrated jaw texture maintains bite on round or flat stock, reducing the need to re-tighten during extended tightening or loosening cycles. The standard cushion grip distributes hand pressure evenly, limiting fatigue when the plier is held under torque for long periods. The insulated coating remains intact through repeated use, preserving the 1,000 V protection throughout the task.

Highlights

  • 1000 V insulated grip protects against electrical shock
  • 10 1/4 in overall length gives strong leverage
  • 1 3/4 in maximum jaw opening fits large pipes
  • 6 groove-joint positions allow precise adjustment
  • Serrated flat jaws grip securely without slipping

Specifications

BrandKlein Tools

Questions about this item

How does the 1,000 V insulation rating protect me when I am working on live circuits?

The handles are tested to 1,000 volts AC so they resist electrical breakdown while you grip the pliers on energised parts.

What does the six-position groove joint actually limit when I adjust the jaw opening?

The six fixed grooves stop the jaws at discrete steps up to the maximum 1 3/4 in opening, preventing continuous fine adjustment.

Will the 10 1/4 in overall length fit in a standard tool belt pouch?

At 10 1/4 inches long the pliers need a deep pouch or a dedicated holster; shallow belt loops will be too short.

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