Ultra Precision ER11 Collet DIN6499B

ChongDe high precision ER11 collet DIN6499-form B(ER), concentricity is 5 microns or better, crafted from high quality Japanese JIS-SUJ2 material. Through -196℃ Cryogenic treatment and long time thermal aging processing, the stability of the collet is higher. Super slim size can avoid interference. Suitable for boring, milling, drilling, grinding, tapping, caving and reaming processing.

Features:

1. Material: JIS-SUJ2

2. Hardness: 46-50HRC;

3. Precision: ≤0.005mm；

4. End and the cylindrical are grinding for many times, can reach Ra 4.0, has a mirror effect;

5. True inch and metric size.

6. Suitable for boring, milling, drilling, tapping, grinding, carving and reaming processing.

Our advantages

1. Integrated precision : 3μ/5μ;

2. Imported material: JIS-SUJ2

3. Hardness: 46-50HRC

4. Clean appearance and accuracy stable

5. -196℃ long cryogenic treatment and ultra long time thermal aging processing, reducing residual stresses and increasing the hardness and toughness.

Product Drawing and Size

Clamping Range