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Product Specifications:
| Item | Collet |
| Bore Shape | Round |
| Collapse Range | 0.3125" |
| Collet Series | Er20 |
| Collet Size | 5/16" |
| Collet Type | Plug Style Coolant |
| Color | Silver |
| Coolant Fed | Coolant Through |
| Face Shape | Round |
| Features | Collapse Range: 0.25Mm, For Coolant Up To 750 psi |
| Finish | Precision Ground |
| Head Dia. | 21 mm |
| Material | High Carbon Steel |
| Max Pressure | 2000 psi |
| Max. Body Dia. | 21 mm |
| Measurement System | Inch |
| Number Of Slots | 8 |
| Outside Diameter - Maximum | 0.83" |
| Overall Length | 31.5 mm |
| System Of Measurement | Metric |
| T.i.r. Tolerance | 0.0002" |
| Taper Angle | 8° |
Shipping Info:
| Ship weight (kg) | 0.05 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Product | Model | Face Shape | Max. Body Dia. | Collet Type | Collet Series | Material | Finish | Tir Max. | Clamping Hole Length | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
05546 | - | - | - | ER25 | High Carbon Steel | Precision Ground | - | - | €87.65 | |
![]() |
04542-1/8 | - | - | Sealed Coolant | ER11 | High Carbon Steel | Precision Ground | - | - | €89.04 | |
![]() |
05348 | - | - | - | ER16 | High Carbon Steel | Precision Ground | - | - | €76.47 | |
![]() |
05346 | - | - | - | ER16 | High Carbon Steel | Precision Ground | - | - | €76.47 | |
![]() |
04542-1/4 | - | - | Sealed Coolant | ER11 | High Carbon Steel | Precision Ground | - | - | €89.53 | |
![]() |
04542-3/16 | - | - | Sealed Coolant | ER11 | High Carbon Steel | Precision Ground | - | - | €89.53 | |
![]() |
13/0-4036 | Round | 0.141" | ANSI Clutch Drive Tap | Ansi 0 | - | - | - | - | €131.36 |
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TECHNIKS 08320-5/16 Collet, Round Face, 21 mm
€86.40 /unit



