Features:1. Used for electronic product repair, notebook repair, circuit board repair, mobile phone repair, glasses repair, model repair.2. Stainless steel for high strength and good durability.3. Precision thread can easily pass through a variety of materials.4. There are 1000 screws to meet your different needs, suitable for long-term use.5. Properly pack and insert the transparent resealable box for convenient storage and carrying. Specification:Product Type: Self Tapping Screws Material: Stainless Steel, Model and Quantity:M1x3MM 100pcsM1x4MM 100pcsM1x5MM 100pcsM1.2x3MM100pcsM1.2x4MM100pcsM1.2x5MM100pcsM1.4x3MM100pcsM1.4x5MM100pcsM1.7x5MM100pcsM1.7x6MM100pcsPacking List:1000 x Self Tapping ScrewsNote:Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Manual measurement, please allow 1-10mm error. Thank you for your understanding.