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Face Type Face Type |
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| Round | Machine Your Own |
Collet Type Collet Type | Show |
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| 16C | |
Maximum Bore Diameter Maximum Bore Diameter |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Material Material |
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For Use With For Use With |
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Internal Thread Size Internal Thread Size |
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Body Diameter Body Diameter |
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For Holding For Holding |
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External Thread Size External Thread Size |
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Face Pilot Hole Diameter Face Pilot Hole Diameter |
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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. These collets have both external and internal threads.
For technical drawings and 3-D models, click on a part number.
| Collet Size | TIR (Total Indicated Runout) Accuracy | Workpiece Dia. Tolerance | Body Dia. | Overall Lg. | Internal Thread Size | External Thread Size | External Thread Pitch | Material | Each | |
Round | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1/4" | 0.0008" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 000000 |
| 5/16" | 0.0008" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 3/8" | 0.0008" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 7/16" | 0.0011" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 1/2" | 0.0011" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 9/16" | 0.0011" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 5/8" | 0.0011" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 11/16" | 0.0011" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 3/4" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 13/16" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 7/8" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 1" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 1 1/16" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 1 1/8" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 1 3/16" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 1 1/4" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 1 3/8" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 1 1/2" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
| 1 5/8" | 0.0015" | -0.004" to 0" | 1.89" | 4.31" | 1 11/16"-20 | M47.5 | 1.75mm | Steel | 00000000 | 00000 |
Machine-Your-Own 16C Collets

Insert into a 16C collet chuck or holder to tightly grip workpieces. Also known as emergency collets, their machinable face allows you to bore an opening to exactly the size and shape you need. All have external and internal threads.
For technical drawings and 3-D models, click on a part number.
| Max. Bore Dia. | Body Dia. | Overall Lg. | Face Pilot Hole Dia. | Internal Thread Size | External Thread Size | External Thread Pitch | Material | Each | |
| 1 5/8" | 1.89" | 4 1/4" | 1/16" | 1 11/16"-20 | M47.5 | 1.75mm | Hardened Steel | 00000000 | 0000000 |



























