Feature(may vary by option.)

●Spring Collet Chuck Made of formulated spring steel.
●Easy to operate, easy to use, Improve processing quality, is a practical tool.
●Sealing Collet stable performance and high machining accuracy, suitable for milling machines.
●Hardened and precision ground.Accuracy: 0.02mm (0.0008").
●Widely used in machining centers, general milling machines, CNC milling machine, engraving machine, high-speed machines, and other processing.

[ER20 8.0mm]

Description

1Spring Collet ER Collet Chuck ER11 ER16 ER20 ER25 ER32 Spring Chuck for CNC Milling Lathe Tool Holder Milling Chuck
Short Description:
Clamping force, clamping range, specifications complete,high precision.Widely used in wire, milling, boring, dilling,tapping, CNC, carving, spindle machine, such as processing work.
Features:
1. Use the high carbon bearing steel , heat treatedrigidity is HRC48°-50°
2. The surfaco roughness is below RZ2.5, has twoclasses products.
3. The inner bore processing by high precision grindingaccording to DIN standard.
4. Use for clamping screw tap, drill , milling cutter,reamer and so on.
5. Having tension and compression function, brilliantand changeable.
Specification:
Materical: High Carbon Steel
Hardness: HRC=48°-50°