Item Type: Self Tapping Screws Material: Carbon steel Model: M3 Thread Head Type: Cross pan head Specification and Quantity: M3x6(50pcs) M3x10(40pcs) M3x14(30pcs) M3x18(30pcs) M3x8(50pcs) M3x12(40pcs) M3x16(30pcs) M3x20(30pcs)1Packed In Strong And Durable Box: All screws are packed in a strong and durable box, which can effectively bear the weight of the entire package 2Specially Packaged: In order to prevent the screws from being scattered or lost during use, each type of screw is specially packaged for convenience and storage 3Wide Range of Applications: Screw combination kits are widely used, suitable for professionals, hobbyists, landlords, repairers, and other DIYers 4Excellent Carbon Steel Material: Made of excellent carbon steel material, which possess higher hardness and better wear resistance 5Cross Pan Head: Thread head type is cross pan head, helps a lot in your work, provide great convenience for your life 300 x Self Tapping Screws