Product Type： To pack screws

Product Name： 对装螺丝

Product Model：∮3-8*5-30MM

Description: to pack, screw to knock rivets

Size: for 3-5-8 * 30MM
Material: iron (copper, aluminum, stainless steel, need)
Surface treatment: copper, nickel plating green bronze, red bronze, etc
Usage: photo albums, books, to knock on pack rivets

Description:
1, production specifications: for 3-8MM
2, to pack varieties: flat, flat head, etc