Knurled Thumb Screws, M3x12mm Brass Shoulder Bolts Grip Knobs Fasteners, Nickel Plated 2Pcs ornamental products

[Thread Size] - Thread Diameter: M3; Thread Pitch: 0.5mm/ 0.02”; Rod Length: 12mm/ 0.47”; Thread Style: Fully Thread [Screw Head] - Head Style: Round Knurled Head; Head Diameter: 9.5mm/ 0.37"; Head Thickness: 8mm/ 0.31". The larger the diameter of the thumb portion, the greater the clamping force that can be applied [Material] - Made of brass with a nickel plated finish, this thumb screw Knob is good for needs requiring high appearance, has corrosion resistance, rust resistance, and long-lasting service [Applications] - Widely used in the installation, maintenance, and fixing of various daily needs: such as light covers, musical instruments, mechanical assemblies, electronic equipment, communication equipment, ornamental products, and so on [Easy to Use] - No tools are required. Knurled head thumb screws provide a solid grip and smooth surface, making it easier to tighten or loosen the fastener by hand. The screws shown in the picture may be larger, please confirm the size before placing an order to avoid buying the wrong one.