80Pcs M4-0.7x5mm Black Hex Socket Set Screw Grub Screws,Headless Cup Point,Flat Point Grub Bolt,Internal Hex Drive,Alloy Steel,Grade 12.9 Carbon Steel,for Towel Rack Door Knob

• Screw Type : Cup Point Socket Set Screw
• Set Screws Material - The Internal Hex Head Set Screws are made of high-quality Black 12.9 carbon_steel material.The Set Screws have long service life, not easy to break.
• Grub screws Application - Widely used in various repairs around shops, garages, or homes, such as door handles, faucets, lighting equipment, knobs, locks, toys, musical instruments and electronic products, etc.professional electricians, plumbers, builders, DIY enthusiasts and so on.
• Hexagon socket fixed flat head screw: firm, corrosion-resistant, deep thread, smooth surface, sharp thread, uniform force and firm anti-slip. Very suitable for narrow areas where the head needs to be flush or below the surface and easy to install. It can be well hidden without affecting the aesthetics of the project.
• Package Including: 80Pcs x Cup Point Socket Set Screw.Size: M4-0.7x5mm

product description Hexagon socket set screw is made of high-quality black 12.9 alloy steel, which has excellent corrosion resistance, oxidation resistance, corrosion resistance, long service life and is not easy to break. The thread is clear and tidy; The standard hexagonal structure of flat head screw makes the force uniform during installation; Good design can improve the shock resistance of products, prevent components from loosening and provide great torque and clamping force. It is widely used in various repairs around shops, garages or homes, such as door handles, faucets, lighting equipment, knobs, locks, toys, musical instruments and electronic products.