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R8 Collets
Use these collets to securely hold round-shank tool bits in the R8 spindle of a milling machine. They have internal threads.
| Collet Size | TIR (Total Indicated Runout) Accuracy | Workpiece Dia. Tolerance | Body Dia. | Overall Lg. | Internal Thread Size  | Material | Each | |
Round | ||||||||
|---|---|---|---|---|---|---|---|---|
| 5mm | 0.0007" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 0000000 | 000000 |
5C Collets
Round
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.
| Collet Size | TIR (Total Indicated Runout) Accuracy | Workpiece Dia. Tolerance | Body Dia. | Overall Lg. | Internal Thread Size | External Thread Size | Material | Each | |
Round | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 5mm | 0.0008" | -0.004" to 0" | 1 1/4" | 3.27" | 1.041"-24 | 1.238"-20 | Steel | 00000000 | 000000 |
ER-32 Collets
Collet
Install into an ER-32 collet chuck or holder to tightly grip round-shank tool bits in milling machines.
| Collet Size | Grip Range | Workpiece Dia. Tolerance | Max. Body Dia. | Approximate Dia. Compression | Overall Lg. | Material | Specifications Met | Each | |
Round | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 5mm | 4 mm-5 mm | -0.0001" to 0.0001" | 1.3" | 1/32" | 1.57" | Hardened Steel | DIN 6499, ISO 15488B | 00000000 | 000000 |
ER-20 Collets
Collet
Install into an ER-20 collet chuck or holder to tightly grip round-shank tool bits in milling machines. To ensure they work with milling machines and tooling made throughout the world, these collets meet both ISO and DIN dimensional standards.
| Collet Size | Grip Range | Workpiece Dia. Tolerance | Max. Body Dia. | Approximate Dia. Compression | Overall Lg. | Material | Specifications Met | Each | |
Round | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 5mm | 4 mm-5 mm | -0.0001" to 0.0001" | 0.83" | 1/32" | 1.22" | Hardened Steel | DIN 6499, ISO 15488B | 0000000 | 000000 |