End Mill Tool Holders | McMaster-Carr

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1/32"

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278 Products

End Mill Holders and Adapters

CAT 40 Taper End Mill Holders

Securely grip end mills in machines with a CAT 40 taper spindle.

End Mill Extensions

Extend the reach of an end mill.

R8 Taper End Mill Holders

Hold end mills, drills, and reamers securely in manual milling machines that have an R8 taper spindle.

Morse Taper to R8 Taper Milling Machine Adapters

Convert tools with a Morse taper shank to an R8 shank for use in manual milling machines that have an R8 taper spindle.

Collets

Collet Chucks

Hold collets in the spindle of a milling machine.

R8 Collets

Use these collets to securely hold round-shank tool bits in the R8 spindle of a milling machine.

ER-32 Collets

Install into an ER-32 collet chuck or holder to tightly grip round-shank tool bits in milling machines.

ER-16 Collets

Install into an ER-16 collet chuck or holder to tightly grip round-shank tool bits in milling machines.

ER-20 Collets

Install into an ER-20 collet chuck or holder to tightly grip round-shank tool bits in milling machines.

100-TG Collets

Install into a 100-TG collet chuck or holder to tightly grip round-shank tool bits in milling machines.

ER-25 Collets

Use these collets in milling machines that have an ER-25 collet chuck. With a round face and adjustable body, they compress to grip round-shank drill bits, end mills, reamers, and taps.

ER-11 Collets

Install into an ER-11 collet chuck or holder to tightly grip round-shank tool bits in milling machines.

R8 Collet Sets

Use these collets to securely hold round-shank tool bits in the R8 spindle of a milling machine.

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.

Retention Knobs

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