1.Soltted round corner screw with nylok; 2.Various sizes and materials; 3.High quantity&low price; 4.Rohs standard. Slotted cheese head ... screw:Item name: slotted cheese head round corner screw;Material: stainless steel,iron,carbon ... ,nylok;Head Type: Flat head,dome head,cheese head,etc;Standard: JIS,BS,BA,GB,ISO,DIN,ISO,AISI;Size: all ...