Click to enlarge
Previous product
611047
$400.00
Back to products Back to products
Next product
611049 $120.00

611048 | CAT TAPER | ER COLLET HOLDERS

$500.00
Chicago, USA Stock -
Canada Stock -
CAT50-ER25-15"-HOLDER
Specification
Description
CAT50-ER25-15"-HOLDER

Features

  • Hardness: HRC 56–58
  • Case Depth: 0.8 mm ± 0.2 mm
  • Surface Roughness: Ra < 0.005 mm
  • Bore Tolerance: H5 for maximum tool contact
  • Through-Tool Coolant: Standard
  • Balancing: 25,000 RPM at G2.5
  • High-precision pilot bore for improved concentricity
  • Enhanced clamping torque for heavy-duty milling and drilling
  • Superior vibration damping for improved surface finish
  • Extended tool life through optimized contact geometry
  • Hardness: HRC 56–58
  • Reduced runout for high-speed machining environments
  • Compatible with standard ER collet systems (ER16 through ER40)

PAC Precision Tools – Precision, Stability, Performance.

Frequently Asked Questions

1. What is an ER Collet Holder used for? ▼
An ER Collet Holder is designed to securely hold cutting tools such as end mills, drills, and taps in CNC machines, providing excellent concentricity and grip. It is widely used in machining operations where precision and rigidity are essential.
2. What are the benefits of using PACTools ER Collet Holders? ▼
PACTools ER Collet Holders offer a strong gripping force to reduce vibrations, high accuracy, and flexibility to clamp different shank sizes using a single chuck system. They are suitable for both roughing and finishing applications across milling, drilling, and tapping processes, ensuring consistent runout and extended tool life.
3. How do I select the right ER Collet Holder for my machine? ▼
Select an ER Collet Holder based on your machine’s spindle type (CAT, BT, or HSK), the required collet size (ER16, ER32, etc.), and your cutting tool diameter. Matching the correct taper ensures proper fit and reliable performance.
4. What is the runout accuracy of PAC Precision Tools ER Collet Holders? ▼
ER Collet Holders from PAC Precision Tools are engineered with high runout accuracy, ensuring stable performance and superior surface finish even during high spindle speed machining.
5. Are ER Collet Holders suitable for high-speed machining? ▼
Yes, ER Collet Holders are precision balanced and suitable for high-speed operations. They provide consistent accuracy and reliability even under heavy spindle loads in demanding machining environments.
6. How do I maintain ER Collet Holders for longer life? ▼
Clean the collet and nut after every use, avoid over-tightening, and ensure proper lubrication. Regular maintenance improves tool life, machining accuracy, and overall performance.
7. Are ER Collet Holders compatible with coolant-through systems? ▼
Yes, ER Collet Holders support coolant-through functionality, allowing efficient chip removal and longer tool life during high-speed cutting, making them versatile for multiple applications.

Related Products

BT DUAL-CONTACT TAPER

BT DUAL-CONTACT TAPER

BT TAPER

BT TAPER

CAT DUAL-CONTACT TAPER

CAT DUAL-CONTACT TAPER

CAT TAPER

CAT TAPER

HSK TAPER

HSK TAPER