M3.5-1.57X14 Metric 6 Lobe Flat Head PT Alternative Fully Threaded Zinc (Pack Qty 5,000) BC-M3.514PTTF

Designed to form its own thread in thermoplastic materials. The 30° thread angle reduces the outward expansion of the material being displaced. The recessed design of the thread root enables more material to flow into the area between threads. The depth of the thread pattern increases the fastener’s load carrying properties while resisting vibrations, thus resisting loosening Steel: Diameter M3 & smaller: Case-Hardened C1022 Steel. Diameters M3.5 and larger: Through-hardened C1022 Steel Stainless: A2 Stainless Steel