LUTER 20pcs M4 x 10mm Carbon Steel Threaded Knurled Thumbscrew, Knurled Handle Bolts Grip Mounting Thumb Screw Knobs Black Round Clamping Screws(Black)

• Package Content: You will receive 20pcs M4 x 10 mm threaded knurled thumbscrews, which can be installed in any place you need to meet your daily use and replacement.
• High Quality: The screws are made of high quality carbon steel material, which has excellent electric insulation, good hardness and wear resistance. They can be used repeatedly for most different purposes.
• Easy to Use: These handle knob thumbscrews are screw-on design, which is simple and easy for you to install. They have smooth and clean surface, thus making them more convenient to use.
• Excellent Workmanship: The surface of the round head grip finger screw is very smooth, and the threads are also neat and even, with no burrs to the touch. Get a tighter installation.
• Warm Tips: We recommend that you need washers as spacers when installing part of the monitor to avoid damaging the computer monitor. The length of the screw part is 10mm/0.4inch. It may bottom out on some computer monitors. In some cases, you just need a layer of cushioning to avoid direct contact.

Specification: Color: black Material: carbon steel Weight: 85g/3 oz Product Size: Threaded size: 4mmx10mm /0.2x 0.4inch; diameter of black part: 14cm/ 5.5inch Package Size: 10.5x7x1.7 cm /4.1x2.8x 0.7 inch Package details: 20 x round clamping screw Note: Due to manual measurement, the size and weight may have a certain error. Due to the difference between different monitors, there may be a slight color difference existed.