High quality laptop Notebook computer screw, made of alloy steel ,oxidative blackening. Popular size:500pcs M2,M2.5,M3 laptop screws kit.Perfect for repair laptop Each size 50pcs,10 kinds of laptop screws for commonly use. Compatible with All universal laptop. Such as Gateway LG and so on. Category: set screws Head type: countersunk Groove type: cross Mode of action: hand screw /screwdriver Material:alloy steel colour:black Package Contents: 100 x M2x3 Screws(head size 3.5mm) 100 x M2x4 Screws 100 x M2x5 Screws 100 x M2x6 Screws 100 x M2.5x3 Screws 100 x M2.5x4 Screws 100 x M2.5x5 Screws 100 x M2.5x6 Screws 100 x M2.5x8 Screws 100 x M3x4 Screws Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.