10 Kinds Metric M2 M2.5 M3 Phillips Flat Thin Head Laptop Screws Assortment Kit | The Laptop Screws have Different Sizes and Length:M2x3mm,M2x4mm,M2x5mm,M2.5x3.5,M2.5x4mm,M2.5x5mm, M2.5x6mm,M2.5x8mm,M2.5x12mm,M3x3mm;Length is measured from under the head.Each 30 pcs(+/-2 pcs), Total 300 pcs | Material:steel,Black dacromet finish.Black-dacromet finish creates a dark appearance and provides mild rust resistance.They are magnetic.Undercut Flat Head Phillips,Thin Flat Head Phillips | The metric laptop screws kit can be used for compatible great majority of universal laptop,Such for IBM HP Dell Lenovo Samsung Sony Toshiba Gateway LG etc | All contained in a compact and see through compartmented plastic Box.Easy to install and use