Sufficient quantity: You will receive 10 pcs of 4mm x 10mm thread knurled thumbscrews, which can be installed anywhere you need for your daily use and replacement needs. Thumbscrews are long lasting fastening accessories that can be reused for most different applications. Round head screws have a smooth surface without roughness, giving you a comfortable use experience. High quality materials: The external thread knurled clamping knob is made of high-quality carbon steel with good hardness, strength, corrosion and abrasion resistance; the threaded female nail is a fastening accessory that can be used for a long period of time, and the grip thumbscrews are of screwed-in design, which is easy to install. The material of the threaded female nail can maintain its service life for a long time. Easy to use: These toggle bolts are threaded for simple and easy installation in your daily use. The surface of the round head screws is very smooth and burr-free, making them more comfortable to use. The size of the screw is very small, it will be very convenient to carry it, when you need to use it, you can have it ready to appear in any occasion that you need. Wide application: These threaded knurled nails are widely used in mechanical equipment, instrumentation, electrical appliances, food and pharmaceutical industry equipment, is a good helper to fasten a variety of instruments; threaded knurled female nails can also be used for hardware and machinery furniture, lighting, equipment, construction and other decorative purposes, and can also easily cope with your daily home equipment when problems arise. Warning: The screw section is 10 mm long and may bottom out on some computer monitors; when mounting some monitors, we recommend that you use washers as spacers when mounting the monitor section to avoid damaging the computer monitor. In some cases, you will only need a layer of cushioning to prevent direct contact. Category: Threaded Nails Function: Fastening accessories Product Size: 0.8x0.55 inches / 2.1x1.4 cm Screw Size: 0.39x0.15 inches / 1x0.4 cm Colour: black Material: Metal Package Contents: 10 x Threaded Nails Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.