생크 타입
부드러운, 반지, 가시, 플루트, 나선형
머리 스타일
플랫, Cupped, 체크 무늬, 더블, Brad, 모자
Surface treatment
Zinc Plated ,Polished,hot-dip galvanizing
Material
Carbon Steel,stainless steel,iron,etc
Techology
Tail hole machine,Thread rolling machine
Color
Silvery,white,black,golden
Function
Electrical equipment,Light industry products
Line of business
screw,spring,stamping,shaft,etc