#4 x 1/4" Thread Forming Screws for Plastics (48-2) / Six-Lobe/Flat Undercut Head/Steel/Black Oxide (10000 pcs)

#4 x 1/4" Thread Forming Screws for Plastics (48-2) are specifically designed for fastening plastic materials. These screws feature a six-lobe drive style, allowing for easy installation and removal. The flat undercut head offers a sleek and flush appearance when fully installed. Constructed from durable steel material with a black oxide coating, these screws provide excellent strength and corrosion resistance. With their thread forming design, these screws create their own threads within the plastic material, ensuring a secure and reliable connection. Whether for industrial or DIY projects, these screws are a reliable choice for joining plastics together effectively and efficiently.

• Thread Rolling Screws for Plastics. It has a triangular cross-sectional form that reduces thread forming torque and radial stress. The screw also has a twin-lead thread that improves stripping and increases friction. The sharp 48° thread profile increases holding strength and reduces material displacement and boss bursting tendencies. The flat crest lead thread helps align the screw and displace material during thread forming.
• FLAT UNDERCUT SIX-LOBE
• THREAD ROLLING SCREWS
• TRILOBULAR DESIGN
• Material: Steel Black Oxide & Waxed