A325/A490 round head T/C bolt/nut/washer
-. A325 type 1 heavy hex structural bolts
-. A490 type 1 heavy hex structural bolts
-. Heavy hex nuts A194 Gr.2H/A563
-. SAE J995 Gr.5 hex head cap screws
-....
A325/A325M TYPE 1 HEAVY HEX STRUCTURAL BOLTS
ASTM A490/A490M TYPE 1 HEAVY HEX STRUCTURAL BOLTS
ASTM A193 GRADE B7/B7M HEAVY HEX BOLTS
SAE J429 GRADE 2/5/8/9 HEX BOLTS/HEX CAP SCREWS
DIN 6914 CLASS...