ITEM NAME:New 500 pcs/Set M2/M2.5/M3 Machine Screws Set for Laptop High Quality Descriptio n Description: - Specifications: Specification: Material grade: carbon steel Q215 Surface treatment: oxidized black Color: picture color Size: The thickness is 2mm, 2.5mm, 3mm Product Specifications: Laptop Screw Set 500pcs Package Included: Product List: 500pcs Screw set Whatever the ending's perfect or not, you can't disappear from my world New 500 pcs/Set M2/M2.5/M3 Machine Screws Set for Laptop High Quality.We'd like to settle any problem in a friendly manner. Product Specifications: Laptop Screw Set 500pcs. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.