chipboard screws 1) Standard:DIN, ANSI 2) Material:C1022 3) Diameter:2.5-6mm 4) Length:10-160mm chipboard screws1) size: M2.5 to M6.02) length: 12mm to 200mm3) surface: Zinc plated,plain4) packing:1000PCS /BOX5) head style: truss,flat,pan,CSK,hex,round chipboard screws