17 PCS R8 Collet Set 4 - 20 MM

17-Piece R8 Collet Set (420 mm, 65Mn Steel)

This 17-piece collet set is ideal for precision machining tasks that require a wide range of clamping sizes. Manufactured from high-quality 65Mn spring steel, each collet offers superior hardness and flexibility, with a clamping section hardened to HRC5566 and an elastic section at HRC4045. Designed for use with R8 spindles, the set supports shaft sizes from 4 mm to 20 mm and ensures high clamping accuracy between 0.01 mm and 0.015 mm. Whether you're milling, drilling, or performing other machining operations, this set ensures secure tool holding and reliable performance.

Features
- Full range of 17 collet sizes from 4 mm to 20 mm
- Manufactured from tough 65Mn spring steel
- Excellent clamping precision and minimal run-out
- Hardened sections for durability and extended service life
- Designed for compatibility with R8 spindle systems

Specifications
- Collet Range: 4 mm 20 mm
- Collet Sizes: 420 mm (17 pieces)
- Material: 65Mn steel
- Hardness: Clamping part HRC5566, elastic part HRC4045
- Accuracy: 0.01 mm 0.015 mm
- Collet Diameter: 32 mm
- Arbor Size: R8
- Arbor Type: R8

Shipping Info
Orders are typically processed within 5 days, but often ship much fastersometimes even the same day. If you have any questions or need assistance, dont hesitate to reach out. Were here to help!