STANDARD	ASTM A325 TYPE 1 HEAVY HEX STRUCTURAL BOLTS
GRADE	ASTM A325 TYPE1
SIZE	1/2'' to 1 1/2''
SURFACE TREAMENT	Black, zinc plated, zinc (Yellow) plated, H.D.G. etc.
MATERIAL	Carbon steel

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.

a Variety of Design.

6.Small Order Acceptable.

7.ODM Accepted  OEM Accepted.