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DFARS Compliance
Shank Thread Size
ER-16 Collets
Install into an ER-16 collet chuck or holder to tightly grip round-shank tool bits in milling machines.
For technical drawings and 3-D models, click on a part number.
| Collet Size | Grip Range | Workpiece Dia. Tolerance | Max. Body Dia. | Approximate Dia. Compression | Overall Lg. | Material | Each | |
Round | ||||||||
|---|---|---|---|---|---|---|---|---|
| 1/32" | 0.027"-0.031" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 000000 |
| 1/16" | 0.047"-0.063" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 3/32" | 0.078"-0.094" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 1/8" | 0.109"-0.125" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 5/32" | 0.125"-0.156" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 3/16" | 0.156"-0.187" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 7/32" | 0.187"-0.219" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 1/4" | 0.219"-0.250" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 9/32" | 0.250"-0.281" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 5/16" | 0.281"-0.312" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 11/32" | 0.312"-0.344" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 3/8" | 0.344"-0.375" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
| 13/32" | 0.375"-0.406" | -0.0001" to 0.0001" | 0.677" | 1/32" | 1.06" | Hardened Steel | 00000000 | 00000 |
Collet Chucks
R8 Taper
CAT 40 Taper
Securely hold collets in the spindle of a milling machine.
Use a nut wrench (sold separately) to tighten the chuck nut and secure the tool bit in the collet.
For technical drawings and 3-D models, click on a part number.
ER-16 Collet Stands
Overall | Mounting Slot | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| For Number of Collets | Ht. | Wd. | Dp. | No. of | Wd. | Lg. | Material | Each | |
| 49 | 1 3/8" | 9 1/8" | 7 7/32" | 2 | 1/4" | 1 1/16" | Steel | 0000000 | 000000 |
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. To remove a tool holder, depress the brass locking button and rotate the collar on the R8 body. When a new tool holder is inserted, a spring-loaded pin snaps the collar back into the locked position.
Collet Holder
Head | For Collet | |||||
|---|---|---|---|---|---|---|
| Lg. | Dia. | Type | Max. Size | Material | Each | |
| 1 9/16" | 63/64" | ER-16 | 3/8" | Steel | 0000000 | 0000000 |