[Widely Used]: Includes 15 commonly used sizes, suitable for general laptop repair and maintenance. [Box Size]: Approximately 178 x 105 x 23 mm — compact and organized for easy screw storage. [Screw Material]: Made of alloy steel with black oxide surface treatment for corrosion resistance and durability. [Laptop Repair]: Designed for efficient and convenient laptop disassembly and reassembly. Category: Combination Screw Set Head Type: Round Head Drive Type: Compatible with standard screwdrivers or manual tightening Thread Specifications: - M2 x 3 mm (30 pieces) - M2 x 4 mm (30 pieces) - M2 x 6 mm (30 pieces) - M2 x 8 mm (30 pieces) - M2 x 10 mm (30 pieces) - M2.5 x 3 mm (30 pieces) - M2.5 x 4 mm (30 pieces) - M2.5 x 5 mm (30 pieces) - M2.5 x 6 mm (30 pieces) - M2.5 x 8 mm (30 pieces) - M2.5 x 10 mm (30 pieces) - M2.5 x 12 mm (30 pieces) - M3 x 3 mm, head size 7 mm (30 pieces) - M3 x 4 mm (30 pieces) Thread Tolerance: Standard Surface Treatment: Black Oxide Material: Alloy Steel Color: Black Package Contents: - 30 x M2 x 3 mm screws - 30 x M2 x 4 mm screws - 30 x M2 x 6 mm screws - 30 x M2 x 8 mm screws - 30 x M2 x 10 mm screws - 30 x M2.5 x 3 mm screws - 30 x M2.5 x 4 mm screws - 30 x M2.5 x 5 mm screws - 30 x M2.5 x 6 mm screws - 30 x M2.5 x 8 mm screws - 30 x M2.5 x 10 mm screws - 30 x M2.5 x 12 mm screws - 30 x M3 x 3 mm screws (head size 7 mm) - 30 x M3 x 4 mm screws Note: Color appearance may vary slightly due to screen settings. Dimensions are subject to a tolerance of ±1–3 mm.