What is the difference between combination and long nose pliers?

Combination pliers carry a flat gripping face, a pipe grip and a side cutter together and are general purpose. Long nose pliers reach into tight gaps with a tapered jaw and suit electronics and forming loops.

What jaw hardness should pliers have?

Around 60 HRC is a good reference for cutting edges; at that hardness the edge cuts hard steel wire without notching. Where no hardness is quoted, the cutting capacity is unknown too.

Which pliers for electrical work?

Only VDE-marked models, individually tested for 1,000 V. A plastic handle by itself is not enough.

Can pliers cut piano wire?

Only if piano wire is listed in the cutting capacity. Cutting above capacity leaves a permanent notch and ruins the tool.

What are pincers used for?

Their opposed cutting edges are made for pulling nails and cutting wire. For gripping and bending, use combination pliers.

How should pliers be maintained?

A few drops of oil on the joint periodically, and keep the jaws clean. On insulated models, solvent cleaning can damage the insulation.

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Pliers & Pincers

Pliers combine gripping and cutting in one tool; pincers have a jaw geometry made for pulling nails and cutting wire. The difference starts at the jaws: a combination plier carries a flat gripping face, a round pipe grip and a side cutting edge together. The range here covers combination, long nose, snipe nose and VDE insulated models.

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Which plier for which job

Plier types are separated by jaw geometry, and that geometry decides what the tool can do.

Type	Jaw	For
Combination pliers	Flat + pipe grip + side cutter	General gripping, bending, cutting
Long nose pliers	Long and tapered	Tight gaps, electronics, forming loops
Pincers	Opposed cutting edges	Pulling nails, cutting wire
Water pump pliers	Adjustable opening	Gripping pipe and nuts

Jaw hardness and cutting capacity

Cutting edge hardness is quoted in HRC, and higher hardness means harder wire can be cut. On a good plier the cutting edges are induction hardened separately from the body, so the edge stays hard while the body keeps its toughness.

Cutting capacity is quoted per material: separate diameters for soft copper, medium-hard steel wire and piano wire. Cutting above capacity leaves a permanent notch in the edge.

VDE insulated models

Pliers used on electrical work should carry the VDE mark, showing they have been individually tested for live working up to 1,000 V. Check the insulation for cracks, crushing and heat damage before every use.

Frequently Asked Questions

What is the difference between combination and long nose pliers?
Combination pliers carry a flat gripping face, a pipe grip and a side cutter together and are general purpose. Long nose pliers reach into tight gaps with a tapered jaw and suit electronics and forming loops.
What jaw hardness should pliers have?
Around 60 HRC is a good reference for cutting edges; at that hardness the edge cuts hard steel wire without notching. Where no hardness is quoted, the cutting capacity is unknown too.
Which pliers for electrical work?
Only VDE-marked models, individually tested for 1,000 V. A plastic handle by itself is not enough.
Can pliers cut piano wire?
Only if piano wire is listed in the cutting capacity. Cutting above capacity leaves a permanent notch and ruins the tool.
What are pincers used for?
Their opposed cutting edges are made for pulling nails and cutting wire. For gripping and bending, use combination pliers.
How should pliers be maintained?
A few drops of oil on the joint periodically, and keep the jaws clean. On insulated models, solvent cleaning can damage the insulation.