Normallly there are Full Hex Nut and Spherical Hex Nut and coupler used construction.There is also Lock Nut,which is shorter and thinner than normalHex Nut in the tensioning end.


 















Q 1 Why choose Yidao?
  A:   I 20 years manufacturing and 15 years exporting experience;
       II Strict quality control system;
       III Top modern machines
       IV 3 hours to the biggest port of North China.
 
Q 2 How you guarantee the quality?
A:  From raw material selection through production, final inspection, and packing, every Yidao product undergoes strict QC management.
 
Q 3 Can I get free samples?
 A :  Samples are available to our customers for free with prior notification.
The order will be ready in 5 days and dispatched by air or by courier.
 
Q4 How is your after sales service?
  A:  We have well trained workers providing any assistance with 7x24h,including  insurance, shipping, inspection of quality(SGS) ,etc.
 
Q5 Products/delivery guaranties/Terms and Conditions?
  A: The payment terms we accept are L/C at sight and T/T.
We guarantee the quality of the products and also guarantees the delivery of products within 30 days.
 
Q6 Do you have an official website for us to know more about your company?
  A:  Sure, yidaometal.en.made-in-china.com