Ring Tools | McMaster-Carr

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For Rings That Fit OD

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For Rings That Fit ID

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EAR99

Number of Pliers

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482 Products

Fastening and Joining

Retaining Ring Pliers

Install and remove rings inside a bore or around a shaft

Bearing Ring and Seal Drivers

Match the size of your bearing, bushing, or seal and strike with a hammer to install

2 products

Hog Ring Pliers

Squeeze hog rings closed

13 products

Split Rings

Secure clevis pins, connect components, or add a pull handle; also known as key rings

7 products

Sealing

Piston Ring Compressors

Squeeze piston rings to smoothly install pistons into cylinders

7 products

Rod Seal Installation Tools

Reduce the risk of distorting or breaking seals, wipers, and O-rings during installation

3 products

Piston Ring Installation Tools

Protect piston rings from damage during installation and removal

3 products

O-Ring Bonding Kits

Everything needed to make O-rings

7 products

Fabricating and Machining

Seal Pullers

Remove the seals around bearings

3 products

Picks

Hold, separate, and position small parts such as wire and springs

127 products

Small Parts Positioners

Position and install tiny springs and wires

17 products

Packing Seal Pullers

Pull packing out of pump and valve seals

48 products

Packing Seal Installation Tools

Install packing into hard-to-reach areas without damaging the packing

Slip onto your finger like a ring to cut cord and twine

20 products

Metal Strip Cutters

Snip through thin rings and narrow bands that are flush against another surface

1 product

Communication

Tag Rings

Loop onto tags to attach them to lanyards, key rings, and other objects

55 products

Measuring and Inspecting

O-Ring Gauges

Identify the size of your O-ring

4 products

Containers, Storage, and Furniture

Curtain Hooks

Hang curtains from rods

1 product