Knurled thumb screws are widely used in lighting industry, home appliances, communication industry, electronic equipment and other DIY projects. Mainly used to repair vintage lamps, lampshades, mechanical parts, fix panels.
Flat thumb screw thread size: M4 x 30mm/M4 x 1.2inch(DxL),head size: 12 x 8mm/0.47 x 0.31inch(DxL),thread pitch: 0.7mm,material: 304 stainless steel,color: Silver,in the package of: 4 x thumbscrew
Knurled head thumb screws are made of 304 stainless steel, which is corrosion-resistant, rust-proof, and has a long service life. It can withstand wear, ensure uniform force and is not easy to slip. The knurled texture on the surface provides a better grip, making it easier to tighten or loosen the knob.
Fully Threaded Thumbscrew is easy to use and does not require tools. Knurled head thumb screws have a secure grip and smooth surface, making it easier to tighten or loosen fasteners by hand. Just hold the knurled head and turn the screw.
Screws are available in a variety of models and sizes. Please select the appropriate type and size before purchasing.