Machine Tools Accessories Extension Bar C-Er Extension Rod a &M Straight Shank Collet Chuck
Contact Supplier
Product Highlights
- Deep Hole Processing: Long shank design suitable for deep cavity processing with ultra-long void avoidance.
- Vibration Suppression: Center through-hole design suppresses vibration and increases seismic resistance.
- High Precision: Precision of 0.005mm with hardness of 52-55HRC for stable cutting.
- Water Cooling Support: Through-hole design without screw thread conducive to water cooling.
- Cost Efficiency: Reduces selection of lengthen cutting tools, lowering costs and improving efficiency.
- Quality Assurance: 100% inspection of finished products including visual and function checks.
- ISO Certified: Certified by ISO 9001:2000, SGS, and Tuv for quality system standards.
- Fast Response: Professional team provides prompt reply within 15 minutes.
Product Attributes
- Customization
- Available
- After-sales Service
- Provide
- Warranty
- 1 Year
- Logo Printing
- Without Logo Printing
- Size
- Middle
- Customized
- Non-Customized
- Type
- CNC Holder Accessories
- Material
- Metal
- Certification
- ISO 9001:2000, SGS
- Name
- C Er Straight Shank Collet Chuck
- Hardness
- 52-55HRC
- Precision
- 0.005mm
- Model No.
- C25-Er20A-100L
- Spec
- a&M
- Transport Package
- Carton Box
- Specification
- C25-ER20A
- Trademark
- WITHOUT
- Origin
- Shandong China
- HS Code
- 8466100000
- Production Capacity
- 50000 Pieces/Year
- Package Size
- 58.00cm * 43.00cm * 36.00cm
- Package Gross Weight
- 15.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Machine Tools Accessories Extension Bar C-Er Extension Rod a &M Straight Shank Collet Chuck
Find Similar Products
Product Description
Product Name | c-er straight collet chuck extension bar |
Hardness | 52-55HRC |
Model No.: | C8 C10 C12 C16 C20 C25 C32 ER 8/10/12/20/25/32 |
Type | UM/M/A |
Material | 20CrMnTi |
Application | Milling machine |
Feature: 1.Shank is longer ,suitable for deep hole processing 2.Outer diameter and othe parts after grinding ,eliminate the unbalances allowance ,conducive to the stability of the cutting 3.Can reduce to the seliction of lengthen cutting tool ,reduce cost and improve efficiency | |

Model | L | L1 | L2 | D | d | C | T |
C8-ER11A-100L | 116.6 | 100 | 16.6 | 19 | 11 | 8 | M5×0.8P |
C8-ER11M-100L | 116.6 | 100 | 16.6 | 16 | 11 | 8 | M5×0.8P |
C10-ER8M-100L | 115 | 100 | 15 | 12 | 11 | 10 | M6×1.0P |
C10-ER8M-150L | 165 | 150 | 15 | 12 | 11 | 10 | M6×1.0P |
C10-ER11A-100L | 116.6 | 100 | 16.6 | 19 | 11 | 10 | M6×1.0P |
C10-ER11A-150L | 166.6 | 150 | 16.6 | 19 | 11 | 10 | M6×1.0P |
C10-ER11M-100L | 116.6 | 100 | 16.6 | 16 | 11 | 10 | M6×1.0P |
C10-ER11M-150L | 166.6 | 150 | 16.6 | 16 | 11 | 10 | M6×1.0P |
C12-ER11A-100L | 116.6 | 100 | 16.6 | 19 | 11 | 12 | M8×1.25P |
C12-ER11A-150L | 166.6 | 150 | 16.6 | 19 | 11 | 12 | M8×1.26P |
C12-ER11M-100L | 116.6 | 100 | 16.6 | 16 | 11 | 12 | M8×1.27P |
C12-ER11M-150L | 166.6 | 150 | 16.6 | 16 | 11 | 12 | M8×1.28P |
C16-ER11A-100L | 116.6 | 100 | 16.6 | 19 | 11 | 16 | M10×1.5P |
C16-ER11A-150L | 166.6 | 150 | 16.6 | 19 | 11 | 16 | M10×1.5P |
C16-ER11M-100L | 116.6 | 100 | 16.6 | 16 | 11 | 16 | M10×1.5P |
C16-ER11M-150L | 166.6 | 150 | 16.6 | 16 | 11 | 16 | M10×1.5P |
C16-ER16A-100L | 140 | 100 | 40 | 28 | 16 | 16 | M10×1.5P |
C16-ER16A-150L | 190 | 150 | 40 | 28 | 16 | 16 | M10×1.5P |
C16-ER16A-200L | 240 | 200 | 40 | 28 | 16 | 16 | M10×1.5P |
C16-ER16M-100L | 140 | 100 | 40 | 22 | 16 | 16 | M10×1.5P |
C16-ER16M-150L | 190 | 150 | 40 | 22 | 16 | 16 | M10×1.5P |
C16-ER16M-200L | 240 | 200 | 40 | 22 | 16 | 16 | M10×1.5P |
C16-ER20A-100L | 140.5 | 100 | 40.5 | 34 | 20 | 16 | M10×1.5P |
C16-ER20A-150L | 190.5 | 150 | 40.5 | 34 | 20 | 16 | M10×1.5P |
C16-ER20M-100L | 140.5 | 100 | 40.5 | 28 | 20 | 16 | M10×1.5P |
C16-ER20M-150L | 190.5 | 150 | 40.5 | 28 | 20 | 16 | M10×1.5P |



inner hole through hole
The center through-hole design of ER straight shank extensionrod is conducive to water cooling, effectively suppressing vibra-tion and increasing seismic resistance (through-hole withoutscrew thread ) The rod body is long and suitable for deep holeprocessing.



Holder Accessories :
Boring Head Series :
Milling Cutter Series :

1. Guarantee quality which mainly embodied in real accuracy.
2. Huge production capacity to ensure in time delivery
3. Manufacture that can accept OEM service.
4. Professional sales team and engineers.
5. Sufficient experience in domestic and international sales
6. Prompt reply which response in 15 minutes
7. Never stop in innovating and improving
Our mission:
making CNC machining more efficient
manufacturing wonderful Chinese CNC tools



Yes we can.we can also make and supply the goods as delivered samples or drawing .
Our company has professional team and professional production line .
Our products are high quality and good price
Yes ,we can provide good after-sale and fast delivery
We follow our QC manual and inspect all data of our products 100%
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2551477". Items marked "" are certified.
Company Profile
Shandong Ounuowei Numerical Control Tool Co., Ltd
Founded in 2009 is a national high-tech enterprise specializing in the R&D and production of MID-to-high-end CNC cutting tools.
Our main products include:
HSK/BBT/BT/ISO/SK/NT high-precision CNC tool holder series, Damping tool, Hydraulic chucks, Shrink fit tool holder series ER/SK/HC collet series, Indexable milling cutters, Milling arbors, Quick-drill tools Corn milling cutter and machining center peripherals
We can offering comprehensive CNC tooling solutions and customized services for customers
Ounuowei upholds the vision of "Making China's Premier Tool Holder", dedicating itself to manufacturing high-quality domestically-produced tool holders.
The warehouse area accounts for 5, 000 square meters. The standing stock reaches more than 50 million yuan. The model involves more than 10, 000 kinds, with complete specifications. The company has cooperation with all major express logistics companies at home and abroad, which can provide consumers with a convenient and efficient one-stop purchasing experience.
Our Services & Strength
1. Guarantee quality which mainly embodied in real accuracy.
2. Huge production capacity to ensure in time delivery
3. Manufacture that can accept OEM service.
4. Professional sales team and engineers.
5. Sufficient experience in domestic and international sales
6. Prompt reply which response in 15 minutes
7. Never stop in innovating and improving
Our company passed the ISO 9001: 2000 international quality management system certification in 2017, passed SGS certificaiton, TUV certification.
We always carry out "the supremacy of credibility, quality assurance, excellence and common development" as the factory-running guiding principle, always adhere to the "Customer First " to supply products according to standards from Germany, Japan, USA, etc. President Wangjinmei, on behalf of whole Ounuowei CNC Tool Co., Ltd, sincerely hopes to establish close business relations with domestic and foreign traders to develop the mutual economic cooperation jointly and promote friendship.
Welcome to visit Our factory.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- South of Sheghe Read, Economic Development Zone, Jining, Shandong, China
-
Plant Area
- 10000 square meters
-
Number of Employees
- 151
-
Registered Capital
- 15,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Qingdao Port
-
Minimum Order Quantity
- 1
-
Supply Chain Partners
- 20
Our Production Capability & Technical Expertise
-
Main Products
- Er Collet, Collect Chuck, Live Center, Tapping Collet, Keyless Drill Chuck, U Drill, Face Mill Cutter, End Mill Cutters, Angle Head, Boring Head, Tool holder
-
Production Lines
- 6
-
Production Machines
- CNC machining center
-
QA/QC inspectors
- 15 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 8 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2014-12-17
-
Export Year
- 10 years
-
Main Markets
- Europe
-
Number of Foreign Trading Staff
- 7
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
FAQ
- Are you a factory or trading company?
- We are a manufacturer, and we also have our own trading company, we have professional R&D team .sale team .We can provide you the best quality goods and the perfect service .
- Could you provide non standard products?
- Yes we can.we can also make and supply the goods as delivered samples or drawing .
- What is the advantage about your company?
- Our company has professional team and professional production line .
- Why should I choose your products?
- Our products are high quality and good price
- Any other good service your company can provide?
- Yes ,we can provide good after-sale and fast delivery
- How can we guarantee quality?
- We follow our QC manual and inspect all data of our products 100%
Send your message to this supplier
People who viewed this also viewed
-
US$0.95-1.50 / Piece
-
US$220.00-468.00 / Piece
-
US$10.60-11.90 / Piece
-
US$0.99-1.49 / Piece
-
US$1,350.00-2,560.00 / Piece
-
US$2,780.00 / Piece
-
US$8.62-18.56 / Piece
-
US$1.18-1.50 / Piece
-
US$0.95-1.50 / Piece
Find Similar Products By Category
- Supplier Homepage
- Products
- Collets
- Straight Collet
- Machine Tools Accessories Extension Bar C-Er Extension Rod a &M Straight Shank Collet Chuck
Related Categories
Hot Searches
- Aluminium Accessories
- Aluminum Accessories
- High Accuracy
- Printing Accessories Factories
- Milling Chuck Collet Factories
- Precision Collet Chuck Factories
- Er Collet
- Lathe Collet Chuck
- Iso Collet Chuck
- C Er Straight Shank Collet Chuck Bulkbuy