详细说明
| STANDARD | Heavy Hex Structure Bolts A490M |
| GRADE | A490M 10S |
| DAIMETER | M12-M36 |
| SURFACE TREAMENT | Black, Dacromet. etc. |
| MATERIAL | Alloy steel ,40Cr, 35CrMo, B7,etc |
OUR ADVANTAGES:
1.Offer professional items to meet customer's demand
2.High quality and strict quality control to our products .
3.Factory directly sale with favorable price.
4.Great variety of products and good after-sales service.