14-Piece ER20 Collet Chuck Holder Set for CNC Milling Lathe Tools - C20-ER20A-100L

14-Piece Spring Collets Set with C20 ER20A 100L Collet Chuck Holder

Unlock precision and performance in your machining projects with this comprehensive 14-piece Spring Collets Set. Ideal for CNC milling, boring, drilling, and more, this set provides the tools necessary for a variety of applications.

Collet Specifications:

• Model: ER20
• Material: Spring Steel
• Gripping Range: 1/8", 9/64", 11/64", 5/32", 3/16", 7/32", 15/65", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 1/2"
• Upper Diameter: 28 mm
• Bottom Diameter: 25 mm
• Height: 34 mm
• T.I.R.: 0.0003" or 5µm
• Perfect for use in boring, milling, drilling, tapping, engraving, and CNC spindle machines
• Features finely polished surfaces with ground roughness of Ra0.4 microns

Holder Specifications:

• Model: C20-ER20A-100L
• Material: 40 Chromium (40CR)
• Hardness: HRC46-50
• Accuracy: 0.01 mm
• Shank Diameter: 20 mm
• Clamping Range: 1-13 mm
• Length: 100 mm

Features:

1. Precisely ground extension rod and components for superior balance and stability during operation.
2. Direct nut tightening enhances grip and rigidity, providing powerful clamping force.
3. Compatible with all ER20A collets, featuring a 20 mm diameter straight extended shank for deep processing.
4. Improved balance due to precision-ground components, ensuring stability during cutting.
5. High-rigidity clamping nuts for secure and strong clamping ability.

Package Includes:

• 14 x ER20 Collets
• 1 x C20-ER20A-100L Chuck Holder

For machinists seeking precision and versatility, this collets and chuck holder set offers reliability and high performance for your projects.