Collet Draw Bolts | McMaster-Carr

No need to break down a collet set up when a workpiece doesn't fit a 5C collet. Install one of these lathe chuck adapters in your 5C collet chuck or holder and its three jaws will securely grasp the workpiece.

Lathe Chuck to 5C Collet Adapters

When a job calls for a 5C collet, save time by using an adapter instead of removing your lathe chuck.

Machine Tool Holding

Quick-Change Tool Holders for Milling Machines

After installing the R8 body in the milling machine spindle, tool holders can be switched out in seconds.

Collet Chucks

Hold collets in the spindle of a milling machine.

5C Collet Block Chucks

Install a 5C collet into one of these chucks to hold a workpiece for machining parallel or square edges and drilling crossholes.

Retention Knobs

Attach tool holders such as collet chucks and end mill holders to your CNC machine’s spindle.

Clamping and Workholding

Air-Operated Collet Fixtures

Control clamping action with air. Use 5C collets to grip and release parts on milling machines and drill presses.

Collet Fixtures

Pair these fixtures with collets to tightly grip workpieces for machining.

Indexing Collet Fixtures

Used with a 5C collet, these fixtures rotate round, hex, or square workpieces up to 1 1/8" diameter in precise increments. Also known as spindexers or punch formers.

High-Density Air/Hydraulic-Operated Collet Fixtures

Push a button to clamp or release multiple workpieces on your milling machine or drill press.

Stationary Jaw Clamping Fixtures

Mount these fixtures to a milling machine, drill press, or other flat surface and use the jaws to grip workpieces.