All About the New Soft Plastic Inserts for Knipex Pipe and Connector Pliers

After several complaints from customers that the red plastic inserts on Pipe and Connector pliers don’t grip tightly, Knipex has released new plastic jaw inserts. These new plier inserts have two layers: a soft blue outer layer and a rigid red inner layer.

Knipex Dual Layered Plastic Inserts Design

knipex jaw inserts
Parts of the new knipex double layer inserts

The soft blue outer layer of the jaw protector has a serrated surface. This provides sufficient friction for gripping smooth surfaces without sliding.

Furthermore, the gentle firm grip that these new nylon inserts provide also protects the finish on your installations.

On the other hand, the red inner layer is rigid and has a convex shape that fits firmly into the groove of the metal jaw of Knipex pipe and connector pliers. This design keeps the padding in position and prevents side play especially when twisting the pliers to remove or install fittings.

Who can use the new Knipex plastic inserts?

These new double material plastic inserts make the Pipe and Connector pliers from Knipex Tools the ultimate cannon plug pliers for aviation repairs. They are also perfect for auto mechanics who work on high-performance cars.

The padding material prevents metal from being transferred to the workpiece hence preventing corrosion. The pipe and connector pliers, on the other hand, provides 25 easy adjustments at the push of a button. This enables you to remove or install cannon plugs or other fittings of different sizes without marring the surface.

Nevertheless, if you are not an avionics guy, an electrical installer, or a high-performance automotive mechanic, you can still use padded pipe and connector pliers from Knipex to do a lot of other jobs. For instance, you can use them for professional plumbing or installation of fragile parts at home.

These dual layered jaw inserts allow you to use Knipex connectors pliers to install plastic and fragile metallic fittings with confidence. The soft inserts will provide a tight grip while protecting the finish on sensitive surfaces. As a result, you will have snug fittings with their original glossy finish.

These dual layered inserts are a nice upgrade for your Knipex pipe and connector pliers if you want to maintain the gloss of chrome pipe plumbings and faucets in modern bathrooms and kitchens.


In conclusion, the Knipex tools pipe and connector pliers with the new soft inserts are the best for gripping, installing, or assembling delicate equipment. They leave no marks on the surface and do the job perfectly on both ridged and smooth surfaces. Now there will be no more frustrations of loose grips or plier jaws sliding on the smooth shiny surfaces of pipes and connectors.

The inserts are also easy to remove. You only need a Phillips head screwdriver to remove the screw that holds the insert onto the jaw. This enables you to replace the pads when they wear out or use the pliers without them.

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Julio a.k.a Pliersman is the owner and creator of the Pliersman Website. As a handy person, he possesses a variety of pliers (both general-purpose and specialty pliers) which he uses to complete various tasks. When Julio is not blogging, he spends his time in the garage fixing cars or building stuff.

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