Machine tools LBK/LBA Type Boring Head Shanks BT40-LBK4-85 Shanks for CNC 
ER collets set spring collets DIN6499B milling machine 65Mn steel high precision er collets for CNC
1.ER Collets are applied for a variety of processing,including drilling, milling,tapping&grinding.
2.material: 65Mn er collets. standard: DIN6499B
3.hardness:HRC 44-48. 4. full sets size: ER11,ER16,ER20,ER25,ER32,ER40.
Specifications:
| Type | Spring Collet Sets |
| Model | ER11/ER16/ER20/ER25/ER32/ER40 |
| Material | 65Mn |
| Quantity | ER11-13pcs, ER16-10pcs, ER20-13pcs, ER25-16pcs, ER32-20pcs, ER40- 24pcs |
| Model | Quantity | Size |
| ER11 | 13pcs | 1/1.5/2/2.5/3/3.5/4/4.5/5/5.5/6/6.5/7mm |
| ER16 | 10pcs | 1/2/3/4/5/6/7/8/9/10mm |
| ER20 | 13pcs | 1/2/3/4/5/6/7/8/9/10/11/12/13mm |
| ER25 | 16pcs | 1/2/3/4/5/6/7/8/9/10/11/12/13/14/15/16mm |
| ER32 | 20pcs | 1/2/3/4/5/6/7/8/9/10/11/12/13/14/15/16/17/18/19/20mm |
| ER40 | 24pcs | 3/4/5/6/7/8/9/10/11/12/13/14/15/16/17/18/19/20/21/22/23/24/25/26mm |
Features:
【ER Collet Chuck】It is a cylindrical fixture used to confine drilling and tapping tools or milling tools on the spindle of a drilling, tapping, milling machine or machining center. It can also be used to fix and reinforce the parts that need to be modified.
【Durable & Practical】ER spring chuck has large clamping force, wide clamping range and good accuracy. Special angled slots increase rigidity. Protects tool holder from contaminants.
【Wide Application】Suitable for boring, milling, drilling, tapping, engraving, CNC, spindle machines, and other processing.
Package Included:(optional)
| ER11 | X 13 |
| ER16 | X 10 |
| ER20 | X 13 |
| ER25 | X 16 |
| ER32 | X 20 |
| ER40 | X 24 |
Note:
Please know that different model have different quantity, and you could choose the model according to your requirement.
More Details:
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