High quality laptop notebook computer screw made of alloy steel with oxidative blackening finish. Popular size: 500pcs M2, M2.5, M3 laptop screws kit. Ideal for laptop repair. Each size includes 50 pieces, 10 types of commonly used laptop screws. Compatible with universal laptop models. Category: set screws Head type: flat head Drive type: suitable for hand screw or screwdriver use Material: alloy steel Color: black Package Contents: 50 x M2x3 Screws (head size 3.5mm) 50 x M2x4 Screws 50 x M2x5 Screws 50 x M2x6 Screws 50 x M2.5x3 Screws 50 x M2.5x4 Screws 50 x M2.5x5 Screws 50 x M2.5x6 Screws 50 x M2.5x8 Screws 50 x M3x4 Screws Package includes only the items listed above; other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3cm.