M1- M4 GB819 Micro Small Phillips Flat Countersunk Head Bolt Screw for Electronics Laptop Computer Phone Camera Toys Repair Kolloee

Our high-quality bolts are professionally designed and manufactured to meet the fastening needs of industrial production, construction engineering, automotive maintenance, furniture assembly and daily DIY projects. Made of high-strength carbon steel or stainless steel, they have outstanding tensile strength, hardness and durability, which can withstand heavy loads and frequent use without deformation or fracture.The precision machined threads are smooth and uniform, ensuring easy installation and tight fitting, effectively avoiding loosening under vibration. With professional surface treatment, the bolts have excellent rust and corrosion resistance, adapting to humid, outdoor and other harsh environments.Each product undergoes strict quality testing, with standard dimensions, no burrs and no damaged threads, fully matching standard nuts and washers. With complete specifications and reliable quality, our bolts are the ideal choice for professional technicians, maintenance personnel and daily users, providing safe and durable fastening solutions for various projects.M1-M4 GB819 micro small cross flat countersunk head bolts and screws for electronic laptops, mobile phones, cameras, toys repairMaterial: 304 stainless steel/carbon steelDimensions: d (thread diameter) x L (total length)Metric thread diameter:M1(1mm) / M1.2(1.2mm) / M1.4(1.4mm) / M1.6(1.6mm) / M2(2mm) / M2.5(2.5mm) / M3(3mm) / M4(4mm ) )Metric thread pitch:0.2mm (M1) / 0.25mm (M1.2) / 0.3mm (M1.4) / 0.35mm (M1.6) / 0.4mm (M2) / 0.45mm (M2.5) / 0.5mm (M3) / 0.7mm(M4)Warm reminder: Please check the corresponding exact size carefully before purchasing.Stores have products of the same type, related and complementary products. You are welcome to search in the store and I wish you a happy shopping!

• Premium Material & Superior Strength：Our bolts are manufactured from high-strength carbon steel/stainless steel, featuring excellent hardness, tensile strength and wear resistance, not easy to deform or break under heavy load, ensuring long-term stable use in various working environments.
• Precision Thread Design：Adopt precision machining technology to make the thread clear, uniform and smooth, easy to install and tightly fit with nuts and washers, effectively preventing loosening caused by vibration, providing safe and firm fastening effect.
• Rust & Corrosion Resistance：With professional surface treatment, these bolts have good rust resistance and oxidation resistance, suitable for both indoor and outdoor use, and can maintain stable performance even in humid and harsh environments.
• Strict Quality Control：Each bolt has passed multi-channel quality inspection, no burrs, no damaged threads, consistent size and standard specification, fully compatible with standard accessories, suitable for industrial, construction, automotive and DIY projects.
• Wide Application & Multiple Sizes：Our bolts are widely used in machinery assembly, furniture installation, building maintenance, engineering construction and other fields, with complete specifications to meet different installation and replacement needs.
• The countersunk head screws are made of stainless steel, which is strong and , not easy to rust, has high hardness and is .
• The threads are deep and evenly stressed, the threads are sharp, and the tight threads are not easy to deform and slide during use.
• The screw head is flat and smooth without burrs, and the force is evenly distributed, resulting in better tightening effect.
• Wide range of applications, for maintenance and replacement of equipment in homes, shops, garages and other small repair shops, mechanical industry, furniture, car and motorcycle repairs and DIY.
• Due to manual measurement, there may be a slight deviation from the actual size, please refer to the actual product.