Workpiece Collets | McMaster-Carr

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195 Products

Collets

5C Collets

These collets tightly grip workpieces when installed into a 5C collet chuck or holder. They provide a stronger hold on small workpieces than a standard lathe chuck. Choose from collets that can grip round-, hexagon-, or square-shaped workpieces.

16C Collets

Insert into a 16C collet chuck or holder to tightly grip round workpieces. They provide a stronger hold on small workpieces than a standard lathe chuck.

3J Collets

When installed into a 3J collet chuck or holder, these collets securely grip round workpieces. They provide a stronger hold on small workpieces than a standard lathe chuck.

Machine-Your-Own 5C Collets

Also known as emergency collets, these collets have a machinable face for boring an opening to the exact size and shape you need.

Machine-Your-Own Inside-Grip 5C Collets

The head on these collets acts like a mandrel to support the inside of a hollow workpiece. It can be machined to fit the exact ID of your part.

Machine-Your-Own 16C Collets

Insert into a 16C collet chuck or holder to tightly grip workpieces.

Machine-Your-Own 3J Collets

When installed into a 3J collet chuck or holder, these collets securely grip workpieces.

Large-Diameter Machine-Your-Own 5C Collets

Also known as step collets.

5C Collet Sets

These collets tightly grip workpieces when installed into a 5C collet chuck or holder. They provide a stronger hold on small workpieces than a standard lathe chuck.

Lathe Mandrels

Expanding-End Lathe Mandrel Sets

The mandrels in these sets have an expanding screw that widens the end of the mandrel for a tight hold on the inside of a workpiece.

Expanding-End Lathe Mandrels

An expanding screw widens the end of the mandrel for a tight hold on the inside of a workpiece.

Wide-Diameter Range Lathe Mandrels

The sleeve on these mandrels expands to hold a range of diameters for better versatility than solid and expanding-end mandrels.

Solid Lathe Mandrels

Use an arbor press to secure the narrow end of one of these tapered mandrels into the hole of a workpiece.