EOC Clamping Nut with ball bearing inside

Unit Price: USD 3.5000 / Piece/Pieces
Payment Type: T/T
Incoterm: FOB,EXW
Min. Order: 5 Piece/Pieces
Delivery Time: 7-45 Days

Basic Info

Model No.: EOC25(OZ25) Nut

Application: Metal

Process Usage: CNC Non-Conventional Machine Tools

Numerical Control: CNC/MNC

Performance Classification: Economical CNC Machine Tools

Certification: ISO 9001

Condition: New

Model No.: NUTS

Material: 20CrMnTi

HRC: 50-53

Run Out: 0.005mm

Size: EOC Series

Additional Info

Packaging: Packed by plastic or paper box

Productivity: 30000pieces/month

Brand: ChongDe

Transportation: Ocean,Land,Air

Place of Origin: QuFu.JiNing.ShanDong

Supply Ability: 20000 pieces/month

Certificate: ISO9001:2018

HS Code: 846610000

Port: QingDao,ShangHai,Any Port of China

Product Description

High speed high accuracy high durability EOC Type nuts

Brief introduction

EOC clamping Nut with ball bearing inside,Selection of high quality spring steel, has a higher flexibility and service life.The clamping force, clamping range, high precision, used for boring, milling, drilling, tapping, grinding and engraving processing. ER collet all through high precision grinding, precision manufacturing line with the German DIN 6499 specifications.


1. Metrial:40Cr/20CrMnTi.
2. Type EOC.
3. used in drilling, milling machine as machine tool accessories.
4. hardness:HRC52° .
5. Screw and 30° inclination molding processing,the threed tolerance class 4H-class.
6. Accuracy:AA grade (0.005)mm.
7. Default balancing G6.3 12000rpm, 18000rpm.


The locking nut clamping method of use:

1. head into the pressure cap, gently rotate the circlip, to cap the eccentric part of a clamp spring groove along the direction of the arrow, even push the circlip, can be loaded into the pressure cap.
2. spring installed in the chuck or the spindle with the pressure cap, the cylindrical shank tool clean into the clamping hole, use a spanner to uniformly tighten cap, until the tool can be used to date. (Note: not before the installation tool and fastening cap, so as not to damage the circlip).
3. change the knife, a collet and tool wrench to loosen the pressure cap, remove the tool along the direction of the arrow, push the circlip, the exit, and then according to the need to change the circlip can other aperture.

Products advantages

2.Improve the hardness and endurance of the surface.
3.Cleaness better,accuracy stable.
4.Surface more smooth,feel comfortable,appearance nice.
5.Cryogenic treatment and thermal aging processing improve the stable of accuracy and size.

Packaging And DeliveryNUTS PACKAGING

Model Of Transportation

1.Package: plastic boxes and also can pack according to your requests.
2.Delivery time:Sample within 7 days and others 35 days.

Our Service

I    Fast reply 

II   Favourable price

III   High quality products

IV   Fast delivery

V  Good after-sales service


1.Are you factory or Trade Company?
We are industry and trade integration.

2.Could you supply samples?
Yes ,free samples for some products.

3.Where do you export?
The whole world.

4.Could you produce non-standard products?
Yes ,we can .Please supply samples or drawing.

5.What are the shipping ways?
By intemational express,by air ,by sea are all OK.

6.Do you have minimum order quantity?
Conventional Products don't have.The minimum order quantity of non-standard products is 50pcs.

7.What's your delivery time?
Less than 25 days after order confirmed.

Contact Information


Shandong Chongde Precision Machinery Co.,LTD

Contact Person: helen



Address: New Town Development Building B,Podium Building 4 North Lake Tourist Areas,Jining,Shandong

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