Applicationt: 
Auto, Bridge, Chemical industry, Machine, etc.
Production Description:
A 194/A 194M-08 HEAVY HEX /HEAVY HEX JAM /HEAVY HEX SQUARE/ HEAVY HEX SLOTTED NUTS Grade: 194-2H,2HM,4,4L,7,7L,7M, A563-A,A563-C,A563-DH SIZE:3/8-4 M8-M100
ASTM A193/A320 THREADED ROD,STUD BOLTS GRADE:B7,B7M,B16 L7,L7M, SIZE: Diameter:3/8-3 1/2,M12-M80,Length: at various
All the products the surface including: Plain, Zinc plated Blue, Zinc plated , Hot-dip Galvanized, Dacromet, Black oxide, Chrome plated, Cr+3, power painting