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ER Collet ER32 Spring Collet Chuck for Milling Machine Tools

Product Description

Products Description
Specification Details
Material 65Mn
Accuracy 0.008mm
Hardness HRC44-48
Clamping Range 1-7mm
Product Display
  • Wide Clamping Range
  • Stable Clamping Force
  • Easy Tool Change
  • High Compatibility
Size Information
Size Diagram
Model D L d Wt (kg)
ER08 Collet 8.5 13.5 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5 0.01
ER11 Collet 11.5 18 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7 0.01
ER16 Collet 17 27 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 0.03
ER20 Collet 21 31 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 0.04
ER25 Collet 26 35 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 0.07
ER32 Collet 33 40 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 0.15
ER40 Collet 41 46 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26 0.27
ER50 Collet 52 60 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34 0.45
Click here to contact us for more model information!
Looking for a Reliable Custom Tool Holder / Collet Supplier?

We provide professional technical evaluation & quotation support:

  • Drawing/Sample Review – Our sales engineering team rigorously analyzes part drawings (dimensions, materials, processing) or replicates samples via reverse engineering to ensure manufacturability
  • Design Optimization – Expert advice on material selection, tolerance refinement, and process improvement to reduce costs & enhance performance
  • Problem-Solving – Proactive suggestions to address assembly, fit/function, or performance issues in existing parts
  • Dedicated Support – 1V1 technical liaison

Your trusted machine tool accessories technology partner – guiding your project from design to production with precision!

Recruiting agents from various countries

  • 45+ Years in Machine Tool Accessories
  • 16 years Alibaba membership
  • 6 senior engineers
  • 24/7 online service
CNC Workshop
CNC Workshop
Collet Workshop
Collet Workshop
Vise Workshop
Vise Workshop
Our Senior Engineers Team Banner
Our Senior Engineers Team
Chief Engineer Chen
Chief Engineer Chen
26+ years in the machine tool fixture field, especially in the design, R&D and production of CNC tool holders.
Engineer Liang
Engineer Liang
12 years in the machine tool fixture field, especially in the R&D and production of vices.
Engineer Wang
Engineer Wang
22+ years in the machine tool fixture field, especially in the R&D and production collets and nuts.
Click Here to Contact Now for Custom Solutions!
Product Standards
Production Name Standard Details
Collet, Tool Holder, Angle Head Tool Holder: MAS403 BT, ANSI CAT, DIN69871 SK, DIN69893 HSK
Collet Standard Collet: DIN6499
Different category displays
Category 1 Category 2 Category 3 Category 4
Testing Standards
Accuracy Testing
Accuracy Testing
Runout: 0.002mm
Hardness Testing
Hardness Testing
HRC58-62
Dynamic Balance
Dynamic Balance
G2.5/25000RPM
G6.3/15000RPM
Taper Inspection
Taper Inspection
Taper: 7: 24
Taper: 1: 10
Application Scenarios
Aerospace
Aerospace
Mold Manufacturing
Mold Manufacturing
Energy Heavy Industry
Energy Heavy Industry
Auto Power
Auto Power
General Machinery
General Machinery
Medical Equipment
Medical Equipment
Logistics Banner
Delivery Methods
Various Logistics Methods
  • 1. Small or urgent shipments: DHL/FedEx/UPS, etc., for fast and convenient delivery.
  • 2. Large shipments, pallets, or containers: sea/rail freight; urgent large items: express sea freight.
  • 3. Self-pickup available.
  • 4. Platform Logistics optional for direct platform orders, ensuring enhanced security.

In summary, we ensure safe, efficient and convenient shipping to the extent.

Our Service
Equipped with a professional quality inspection team and providing reports
Priority appointment service for VIP customers
Strict confidentiality of end customer information
Provide full process pre-sales consultation and after-sales support services
Shipment of in-stock products within 24 hours
DDP terms supported for some countries with legal tax optimization solutions
Contact Us for Custom Solutions!

We have been deeply rooted in the machine tool industry for over four decades. Founded on the industry experience that began in 1980, the manufacturing facility was formally established in 2010 and continues to uphold the principle of “steady growth and progressive development.”

History and Foundation

We focus on CAT/BT/HSK tool holders and ER collets, and expanded our capabilities in 2023–2024 with new hydraulic and shrink-fit tool holder production lines. Our products are widely exported to Europe, North America, and Southeast Asia, earning high-quality orders through online channels and international exhibitions.

Product Range Expansion
Manufacturing Capabilities
Certification
Trademark certificate
Trademark certificate
Number: 29716623
Date: 07.01.2020
CE certificate
CE certificate
Number: M 2024.206.C112045
Date: 26.12.2024
Foreign trade business license
Foreign trade business license
Number: 02942718
Date: 24.01.2018
Frequently Asked Questions

1. How many days after order for delivery?

For in-stock items, delivery is within 3 days. Customized items take 10+ days depending on specifications.

2. What are the modes of transportation?

We support both sea and air freight. Air freight generally provides door-to-door delivery service.

3. What are the terms of payment?

We accept T/T wire transfer and Alibaba Pay.

4. Can you provide custom manufacturing?

Yes, we can customize products based on your drawings or samples. The MOQ for customized items is 50pcs.

5. How do you control the quality of your products?

We conduct 100% full inspection of all products before storage, and issue a testing report before final shipment.

6. How is your after-sales service handled?

Please provide proof of product disqualification online, and we will promptly arrange for replenishment or a full refund.

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