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EOC Clamping Nut with ball bearing inside

  • EOC Clamping Nut with ball bearing inside
  • EOC Clamping Nut with ball bearing inside
  • EOC Clamping Nut with ball bearing inside

EOC Clamping Nut with ball bearing inside

    Payment Type: T/T
    Terms of Trade: FOB,EXW
    Min. Order: 5 Piece/Pieces
    Delivery Time: 7-45 Days
    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

Basic Info

Model No.: EOC25(OZ25) Nut

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.

Shandong Chongde Precision Machinery Co.,LTD

 Shandong ChongDe Precision MachineryCo., Ltd in and development, design,production and sales. The main production of high performance milling,turning,drlling and other CNC tools,Contains the rough machining,finish machining and light cutting,heavy cutting of various CNC cutting tools,Products with high precision,high speed,high durability,high cost performance charateristices,win high praise from customers. Company introduction European and American high-end cutting tools technology comprehensively, has imported advanced CNC equipment and first-class testing equipment in strict accordance with international standard production,also provide customers with a full range of solutions and technical training,At the same time,the company continuously explore,positive innovation,developed a unique antirust nickel plating products,high-frequency pulse,mirror products,better meet the needs of customers.

Company Info

  • Company Name: Shandong Chongde Precision Machinery Co.,LTD
  • Representative: LU YUE
  • Product/Service: Spring collets , CNC tool holders , Nuts , Spanners , Shrink Chuck , Drill Chuck Arbors
  • Capital (Million US $): 500RMB
  • Year Established: 2017
  • Total Annual Sales Volume (Million US $): US$5 Million - US$10 Million
  • Export Percentage: 41% - 50%
  • Total Annual Purchase Volume (Million US $): US$2.5 Million - US$5 Million
  • No. of Production Lines: 4
  • No. of R&D Staff: 11 -20 People
  • No. of QC Staff: 21 -30 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 1,000-3,000 square meters
  • Factory Location: No.1GongyeRoad,Economic development Zone Qufu273100 China
  • Contact Person: Ms. helen
  • Tel: 86-0537-4455161
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