螺丝头类型
平底锅, 大圆扁头, 平板型, 椭圆形, 圆形, 六角, 芝士, 包边, oem
Product name
customized large head binding post chicago screws
Shaft diameter
4mm ,5mm or according to drawings
Material
carbon steel,stainless steel,brass,plastic etc
Surface treatment
zinc/nickle/brass plating,black anodizing,hardened etc