Material: alloy steel
Head shape: Hex head
Thread: full thread
Application: Industrial building Bridge Railway oil and gas industry, wind energy tower etc
Package: bulk or small boxes
Delivery: 30-60 days
1.What is raw material you are using for Gr12.9 hex bolts DIN933
We use B7, 35CrMo,42CrMo alloy s teel for 12.9 Hex bolts
2. Can you provide the third party inspection certificate？
Yes, we can supply, but the buyer must pay inspection charge.
3. What is your trademark?
Our trademark is ZYL, this is also our headmark.
4. Can we accept customer’s head mark?
Yes, we can customize the headmark and do OEM products.
5. Do you have stock for DIN933 12.9 hex bolts?
Yes, we have some stock grade 12.9 hex bolts DIN933, please contact me and tell me which sizes you need.