1. PI ruler is a instrument for measuring pipe or other cylinders' diameter. It made of a elastic steel belt ,main scale and vernier scale.

The minimum scale value in main scale is 0.5mm, the minimum value in vernier scale is 0.01 mm( φ  < 900 ), 0.02mm ( φ ≥ 900).

2. The principle of measurment: measuring diameter directly through circumference . Adopting vernier principle  in scale reading.

Feature:

We also have various and delicate  designs of plastic ruler for choosing.

 Logo imprinted is available.

 We will offer you a competitive price .If you are interested,please contact us.

order process

1. Inquiry-Professional quotation.

2. Confirm the price, lead time, artwork, payment term etc.

3. send the Proforma Invoice.

4. Customer make the payment for deposit and send us Bank receipt.

5. Initial Production StageInform the clients that we have got the payment,And will make the samples according to your request, send you photos or Samples to get your approval. After approval, we inform that we will arrange the production & inform the estimated time.

6. Middle Productionsend photos to show the production line which you can see your products in . Confirm the estimated delivery time again.

7. End Production Mass production products photos and samples will send to you for approval. You can also arrange the third party Inspection .

8. Clients make payment for balance and then ship the goods .Also can accept payment term Balance against B/L Copy Or L/C payment Term. Inform the tracking number and check the status for clients.

9. Order can be say “finish” when you receive the goods and satisfy with them .

10. Feedback to us about Quality , Service, Market Feedback & Suggestion. And we can do better .