머리 스타일
팬, 트러스, 플랫, 타원형, 라운드, 헥스 키, 치즈, 연결
Product name
Stainless Steel Wall Mount sign Standoff Holder Glass Screw
various head types
hex ,hex socket,round,ball etc
Material
carbon steel,stainless steel,brass etc
Surface treatment
zinc/nickle/brass plating,black anodizing,hardened etc