모델 번호
DIN933 DIN931 DIN6914 A325
Item
heavy duty alloy steel zinc plated a325 bolts
Standard
DIN933 DIN931 DIN6914 A325
Surface treatment
Black, phosphate, hot dip galvanized, zinc plated, plain...
Material
stainless steel304,316,carbon steel35#, 45#, alloy steel, brass
Business Type
factory since 1990